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【百年教育职业培训中心】线性代数(张明俊)-章节资料考试资料-广西科技大学 (2)

来源：百年教育职业培训中心　更新时间：2022-05-30 10:41:00

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1.1.1 二阶与三阶行列式

1、【单选题】<img src="http://edu-image.nosdn.127.net/A7E2CB1010EACC79D6410AED30A93210.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/6468FC98C45F43813B5B5F9FABA60E1A.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/79255CBDA462F30D7D3FC38ACE2EF02A.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/BBD780198CDF5F0DCEFEA9873B8C00E8.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/3B85D93D7B4BDD01A8000FFF52F64C2D.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】<img src="http://edu-image.nosdn.127.net/663786FF61B805E432B7F89F0ECCE348.png?imageView&thumbnail=890x0&quality=100" />

A、3 或 -2

B、-3 或 2

C、-3

D、2

1.2.1 全排列及其逆序数

1、【单选题】下列为四级偶排列的是( ).

A、4321

B、 4123

C、 1324

D、 2341

2、【单选题】<img src="http://edu-image.nosdn.127.net/1CB8337E8290618BC19C61B76752E050.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/9207D1C2EC3945D9D1570BB50F3BB5B3.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/E078CC05732DB9F53B1D6C0131A56CC7.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/9278627F12FDAF62258C0D64C39CA113.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/D7D84481E9AB396F176809602EC5FD27.png?imageView&thumbnail=890x0&quality=100" />

1.3.1 n阶行列式的定义

1、【单选题】<img src="http://edu-image.nosdn.127.net/FA4F48B4B46208B8D45F54836DD0CD1C.png?imageView&thumbnail=890x0&quality=100" />

A、1

B、-1

C、0

D、2

2、【单选题】下列行列式的值未必是零的是( ).

A、行列式主对角线上的元素全为零.

B、上（下）三角形行列式对角线上至少有一个元素为零.

C、行列式中有两行元素对应成比例.

D、n 阶行列式中非零元素的个数少于 n 个.

1.4.1 行列式的性质（1）

1、【判断题】<img src="http://edu-image.nosdn.127.net/17B40F15E8EAD114F4A1294396D95D54.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误

2、【判断题】<img src="http://edu-image.nosdn.127.net/86C3D2E9FE6A35A0D7A22D5DBF1CE385.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误

1.4.2 行列式的性质（2）

1、【单选题】<img src="http://edu-image.nosdn.127.net/AA27F18ECEB15CA7C34B0C546A730F38.png?imageView

A、8

B、-12

C、24

D、-24

2、【单选题】<img src="http://edu-image.nosdn.127.net/D8556FA56F419C55616D9E130606FCD8.png?imageView&thumbnail=890x0&quality=100" />

A、8

B、 -16

C、-8

D、 16

1.5.1 行列式按行（列）展开(1)

1、【单选题】<img src="http://edu-image.nosdn.127.net/F13710075D4DD1C1A4BFC6C56650537A.png?imageView&thumbnail=890x0&quality=100" />

A、 2

B、-2

C、-8

D、 8

2、【单选题】<img src="http://edu-image.nosdn.127.net/9605D64CEF9AB50DFD62CCE64F795A9B.png?imageView&thumbnail=890x0&quality=100" />

A、14

B、28

C、-14

D、-28

1.5.2 行列式按行（列）展开(2)

1、【单选题】<img src="http://edu-image.nosdn.127.net/10F7208F7026C0F11550CA9F5ACF61E8.png?imageView

A、 abcd-6ad

B、abcd+6ad

C、abcd-6bc

D、abcd+6bc

2、【单选题】<img src="http://edu-image.nosdn.127.net/E1B5EF6A5004FF342313D0937CEFA9D3.png?imageView&thumbnail=890x0&quality=100" />

A、2

B、-2

C、4

D、-4

第一周作业（主观题）

第二周作业（主观题）

第一章行列式单元测试题

1、【单选题】<img src="http://edu-image.nosdn.127.net/49BBD4C49FD0D91F3657C31BE4B3933F.png?imageView

A、i=1, j=3

B、i =1, j=2

C、 i =3, j=1

D、 i = 3, j = 3

2、【单选题】<img src="http://edu-image.nosdn.127.net/8F8AECF0CC386A7B639BF9F5F257B0D6.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/C344351C7B459E79CEBC241458B510BA.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/7A0C76134D4888837B1B9CCF6E587E96.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/6A0C6C8656F8EBBD9D0B0EA6C353FF52.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/3799C31BB4528F39B4C053BD075BCF7E.png?imageView&thumbnail=890x0&quality=100" />

3、【单选题】<img src="http://edu-image.nosdn.127.net/5B6B313DC55A3137053D1FCE2D2A1980.png?imageView&thumbnail=890x0&quality=100" />

A、10

B、-10

C、 -15

D、 15

4、【单选题】<img src="http://edu-image.nosdn.127.net/27B34E099C842E142E581CDFC0A9C86A.png?imageView&thumbnail=890x0&quality=100" />

A、5

B、15

C、 -15

D、-5

5、【单选题】<img src="http://edu-image.nosdn.127.net/E0640A268E6524FE653AB4E48D7F9961.png?imageView&thumbnail=890x0&quality=100" />

A、 -1或-2

B、 1或2

C、 -1

D、 -2

6、【单选题】<img src="http://edu-image.nosdn.127.net/B0EC9F2F3AF8E1C32CAE8C269E7EA4A9.png?imageView&thumbnail=890x0&quality=100" />

A、5

B、 -5

C、 0

D、3

7、【单选题】<img src="http://edu-image.nosdn.127.net/9D824C129CF1D7BBD66C8BBFF35A0BFB.png?imageView

A、- 2

B、 0

C、 2

D、 1

8、【单选题】<img src="http://edu-image.nosdn.127.net/196FEB011B802C361E980843DDEDD420.png?imageView&thumbnail=890x0&quality=100" />

A、-48

B、 8

C、 48

D、 -8

9、【单选题】<img src="http://edu-image.nosdn.127.net/62BBCA742714D8F657F0D1250C6A2FB7.png?imageView&thumbnail=890x0&quality=100" />

A、 6，0

B、 0，6

C、0，0

D、 6，6

10、【单选题】<img src="http://edu-image.nosdn.127.net/2F021448D6C491C0FE761C5A83E19617.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/7CEE58DE3CECB2B8915D86418F55BE4A.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/536625869978AA3BB64D4E6862A71A1A.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/4423A9BBD7C30417ABA0E678477FBF03.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/ED06537B2E9D105FC16038D7DFA71392.png?imageView&thumbnail=890x0&quality=100" />

第一周作业（客观题）

1、【单选题】<img src="http://edu-image.nosdn.127.net/D14C15487F1D64029696B4C9A94CA668.png?imageView

A、10

B、12

C、8

D、2

2、【单选题】<img src="http://edu-image.nosdn.127.net/EE6E78044740B220C18E38E980CC6A53.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_ef39bf44-527c-428d-b20b-2e6cec8c4990.png" />

B、<img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_39c080ed-3efd-49a4-a1aa-6cb764096c0e.png" style="white-space: normal;" />

C、<img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_cfb70a4b-0165-4c48-aba7-1a5e0a48acb6.png" />

D、<img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_4f3cf924-1f84-4b48-a512-6175fab09809.png" style="white-space: normal;" />

3、【单选题】<img src="http://edu-image.nosdn.127.net/A59C9F36C3E0219D81FEBDF363E87B9E.png?imageView

A、<img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_0947a9fd-114e-4c18-b59c-824842b6864d.png" />

B、<img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_38e9aaca-0436-4e76-a833-14e1d337223a.png" />

C、<img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_7e66a3b5-42bd-44bb-99cc-c75d449cbdf4.png" />

D、<img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_4e4d29c7-1336-4841-bc1f-5ca8eb4777c4.png" />

4、【单选题】<img src="http://edu-image.nosdn.127.net/821EF406FA3A9974ED6F2363A3DC6FC6.png?imageView&thumbnail=890x0&quality=100" />

A、0

B、2

C、1

D、0或2

5、【单选题】<img src="http://edu-image.nosdn.127.net/C7C1C28293DB5A6FEC7FE11B7ABBDE3A.png?imageView&thumbnail=890x0&quality=100" />

A、1

B、2

C、3

D、4

6、【填空题】<img src="http://edu-image.nosdn.127.net/F557B0759EC967BBFF02F82F6A368A56.png?imageView

A、

7、【填空题】<img src="http://edu-image.nosdn.127.net/43A7D565B4EF6CE987E93D30F3095801.png?imageView&thumbnail=890x0&quality=100" />

A、

8、【填空题】<img src="http://edu-image.nosdn.127.net/0056DF10A7F3C21B2087960975726C38.png?imageView&thumbnail=890x0&quality=100" />

A、

9、【填空题】<img src="http://edu-image.nosdn.127.net/48A2E832EA91E72B13047B221B1322CB.png?imageView&thumbnail=890x0&quality=100" />

A、

10、【填空题】<img src="http://edu-image.nosdn.127.net/F9F327776EBD7DE1293D1087477BAA3A.png?imageView&thumbnail=890x0&quality=100" />

A、

第二周作业（客观题）

1、【单选题】<img src="http://edu-image.nosdn.127.net/B261E2123F0B020A6FF0BE3952489A4A.png?imageView&thumbnail=890x0&quality=100" />

A、52431

B、24513

C、31452

D、12435

2、【单选题】<img src="http://edu-image.nosdn.127.net/EF4CC2E6E322DE3B1E51FB5489CB1909.png?imageView&thumbnail=890x0&quality=100" />

A、0

B、<img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_0ebf7ef6-e7ea-40af-b917-8f4ab5e5a396.png" />或<img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_965166ad-14f2-4346-87dc-2387c6d3a9e1.png" />

C、<img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_06ec67b2-ab6d-489b-8af3-194bebc0daa3.png" />

D、<img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_2182d947-b58f-449f-a115-2ad9d8c2e5e2.png" />

3、【单选题】<img src="http://edu-image.nosdn.127.net/858BEB38D1EB3124FD34EDAAE6FF93B8.png?imageView&thumbnail=890x0&quality=100" />

A、-22

B、22

C、0

D、8

4、【单选题】<img src="http://edu-image.nosdn.127.net/9377453C1F2865E32F7D37B1A45C7CBB.png?imageView&thumbnail=890x0&quality=100" />

A、17

B、6

C、-17

D、-6

5、【单选题】<img src="http://edu-image.nosdn.127.net/2D0B0E8984D29603F47B600F12A781DD.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_4f740d3b-ac7e-4372-8669-011d7e21705e.png" />

B、<img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_79174136-66c1-4b22-be38-ef815075ff79.png" />

C、<img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_90545680-d8ea-4434-992e-a568de923fcb.png" />

D、<img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_800a74ac-7a63-4f25-99b0-47b1ff69d429.png" />

6、【填空题】<img src="http://edu-image.nosdn.127.net/588212953EDA0092050ACA2CF941383B.png?imageView

A、

7、【填空题】<img src="http://edu-image.nosdn.127.net/8C1CC47240517DF3A5184EAA28B12857.png?imageView

A、

8、【填空题】<img src="http://edu-image.nosdn.127.net/D0D6590C6EFB2169B868842E95B5F1A6.png?imageView&thumbnail=890x0&quality=100" />

A、

9、【填空题】<img src="http://edu-image.nosdn.127.net/8E333BA163D03D14176963970DD4F730.png?imageView

A、

10、【填空题】<img src="http://edu-image.nosdn.127.net/A7A359D80F5DC57E07C69BC111DCB588.png?imageView

A、

2.1.1 矩阵的概念及特殊矩阵

1、【判断题】矩阵的行数和列数可以不相等

A、正确

B、错误

2、【判断题】对角矩阵的对角线上的元素不能为零

A、正确

B、错误

2.2.2 矩阵的乘法运算

1、【判断题】<img src="http://edu-image.nosdn.127.net/FBC49BF8A94F671B90EAF1C49BBE6CBF.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误

2、【判断题】<img src="http://edu-image.nosdn.127.net/D748DC0B15269DD466892169669E8DFF.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误

2.2.3 矩阵的其它运算

1、【单选题】<img src="http://edu-image.nosdn.127.net/95BE8E79F7707CD817DFFA594E808A9F.png?imageView

A、<img src="http://edu-image.nosdn.127.net/06AEF3302A5624B45CC38C7D19CB75FC.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/8F872A126BAECF22F939AA4244861C01.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/72B5CBFEA204B7F9E9EF58E074014457.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/7EDB14DC1F7E01FF088AB918DA320591.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】<img src="http://edu-image.nosdn.127.net/8C5DD6311479868CA6C334D301F3D1AF.png?imageView

A、<img src="http://edu-image.nosdn.127.net/B83D85B40C43CF9D4992E9A183DB11E3.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/B15BBD14C549529AE5973D44CFFBBD1B.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/F54831BB1E0C285670AF0A32849FDE89.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/3DA6DDB3CECE52983A0582ED0FAB9483.png?imageView&thumbnail=890x0&quality=100" />

2.3.1 可逆矩阵的定义与判别

1、【单选题】<img src="http://edu-image.nosdn.127.net/CE5EF67CD1F23B4757A744A4750A3341.png?imageView&thumbnail=890x0&quality=100" />

A、ACB=E

B、CBA=E

C、BAC=E

D、BCA=E

2、【单选题】下列命题正确的是（）.

A、<img src="http://edu-image.nosdn.127.net/FEB043D469CAE0352EEAC9AC3352AC93.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/099D3E08931EB7DCB93EBDAA433B65CE.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/B252F905973A428C0828B6AC65C9EC65.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/7887D33E4909B65F7F02CEF706A41355.png?imageView&thumbnail=890x0&quality=100" />

2.3.2 可逆矩阵的判别与性质

1、【单选题】<img src="http://edu-image.nosdn.127.net/9F520432CDF06EA98B7AA7E06DF71FCA.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/619BB4C670ABFE7966F73D89C144281D.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/B74AC4474A4BC9E4448E5D2FA66842F1.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/35CBF14C9DD80D56BA0655C4B3759932.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/FBA4CEC980F2CF8420A706C290DFBD60.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】<img src="http://edu-image.nosdn.127.net/CFC3804119C227E5EFEF11127231078B.png?imageView

A、 9

B、-9

C、3

D、-3

2.4.1 克拉默法则

1、【判断题】<img src="http://edu-image.nosdn.127.net/0EED268CFAB99C4DCF6AE994CB7AE8EE.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误

2、【判断题】<img src="http://edu-image.nosdn.127.net/5A0F8745ABC93C229CE18B8C6739832B.png?imageView

A、正确

B、错误

2.5.1 分块矩阵及其运算

1、【单选题】<img src="http://edu-image.nosdn.127.net/1F18E31B73F7D055FC511A655E7EE6E5.png?imageView

A、<img src="http://edu-image.nosdn.127.net/80A311E5E0F892CE428C2DD725AEB985.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/83A767309641619C43977AAAE4A0366C.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/AC8CB25C9185A1D93D19AF5C19DEE14A.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/6856150855B4C9BC316CAFD5040DC72F.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】<img src="http://edu-image.nosdn.127.net/508B1BF2FC4CE4BAA437A8D32D07FA73.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/3867F49E60DBC596A19A21E8D80B02DF.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/988AA9B4C251D81AA55596FFD8651450.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/77376033E3C33555611F9D97297CB14A.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/CFC9315D60D8B358BB52FF030A522BA1.png?imageView&thumbnail=890x0&quality=100" />

2.5.2分块矩阵的逆矩阵

1、【单选题】<img src="http://edu-image.nosdn.127.net/79C53470675E97301C90716A687CE710.png?imageView

A、<img src="http://edu-image.nosdn.127.net/60BDD26F2FAD4CAEEFCB075A01326F0B.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/9C002D7AC7693BBA6E79081ADD3A35B3.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/B591142AEA35FBD1CFE894C9B0D88A11.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/7F1D9A3A0E368DC088A2ACACA185EF8E.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】<img src="http://edu-image.nosdn.127.net/E72EB0FD9D73E89670AFD9791B9D900A.png?imageView

A、<img src="http://edu-image.nosdn.127.net/97471547579101FDBC782E93D3736E79.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/193518732909384BE634D0A6BF2FFA28.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/B971A9A63DC1E0E6F0E144C2B22269B0.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/ED5F8D109FDAD05855EC3739B7E27BF8.png?imageView&thumbnail=890x0&quality=100" />

第三周作业（主观题）

第四周作业（主观题）

第三周作业（客观题）

1、【单选题】<img src="http://edu-image.nosdn.127.net/DBF1780CC651ABEFCC1F9FF99E0A9C98.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/8E280D1FA2CBEC1770041C58F6DEDE79.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/79A7CA7FC6EBAAD0E735ACDB7CB9246D.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/037F6A425DD7C0626A36FF7D2750A0D1.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/03E9F9894460EE6E56834D2FD376C523.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】<img src="http://edu-image.nosdn.127.net/38B9F652B96ABB7592EFD153A95F12A5.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/CEC9D97EBD11A06EA45610555FC6417A.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/6CB477FF0A39B22BC2B467BC2ED0A3AE.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/ACAF043AE18B75843C264FF59A6409B5.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/EA024E76C211171D578AD21BCE21AED3.png?imageView&thumbnail=890x0&quality=100" />

3、【单选题】<img src="http://edu-image.nosdn.127.net/4D1FD0447B439E608B867765070B85EC.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/E029E57A9B278A526476C1F61FB94983.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/40BBFF539EA02E454671223A8BD2FD85.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/58DC9F24C03BEFBD13FD25E9629D5BDA.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/F94437A5F7CDD874EAE7D8E06C170AC9.png?imageView&thumbnail=890x0&quality=100" />

4、【单选题】<img src="http://edu-image.nosdn.127.net/74421B905CE7DE11D6A707322C7E1354.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/FADDD5167EB152A4D65AC21E8DA24705.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/C1C4DFF448C050552F87DDBD7EC00EE3.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/03579130A0642D07F673789FD8A503C4.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/9D3207E762E895BB1E3DAE768852EE3D.png?imageView&thumbnail=890x0&quality=100" />

5、【单选题】<img src="http://edu-image.nosdn.127.net/F523DF79593D11B9938BA5D96D69CD17.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/B5F927FB58B3F85C656C0F44ED2C1EFB.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/F0C4505A757DE82CE5318AB94E1A26AE.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/697D9F13D57AEE1766EBFE0589DB9E4A.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/78DBDDFDD4DEA3D4EBB1B546A99481E8.png?imageView&thumbnail=890x0&quality=100" />

6、【单选题】<img src="http://edu-image.nosdn.127.net/1C0A39596EDE37883AE47DB0E26F6B51.png?imageView

A、<img src="http://edu-image.nosdn.127.net/1EFDC88686264A03661423989697B032.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/9385A3043A7C046A2BB3CFE2319A0CB8.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/F5654EA4F16D8542F17DC3AFFC6DF126.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/E95866B4401BEF35BC351F09FC6061CC.png?imageView&thumbnail=890x0&quality=100" />

7、【单选题】<img src="http://edu-image.nosdn.127.net/9A069A1F91F71E2A8DDEF8F95537CEE9.png?imageView

A、<img src="http://edu-image.nosdn.127.net/0428ACD3EE0674D4AB05FF0A622A4F34.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/FDA3EBC912187623E0E2F6DD5841CCFD.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/26B723599BE9CEE34EC6C2F8FF1480CB.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/73D033E4F2BCE13D3251E9567CD9BD0E.png?imageView&thumbnail=890x0&quality=100" />

8、【单选题】<img src="http://edu-image.nosdn.127.net/5D29A7473AFBAE2BF6B1050F981AD322.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/8B8CC5026BC10C0B1FF26ECC31DE6E87.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/58CB27E45FE1A9957833CD187ABA9A64.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/45C440338FC973A63008A3E66816AAB5.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/051CD8373C526FD6B5E5BD2016E58345.png?imageView&thumbnail=890x0&quality=100" />

9、【单选题】<img src="http://edu-image.nosdn.127.net/8BDC2734E79DD1416FE8EC0608086742.png?imageView

A、<img src="http://edu-image.nosdn.127.net/1668A34F5B77DC694F6A4B2415DE6700.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/8738B79A8EA426CAC167B96E7C2AC5A3.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/414D655B4468A54121C2D77C25545F05.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/D8A9997D4133591C377166FBE249080C.png?imageView&thumbnail=890x0&quality=100" />

10、【填空题】<img src="http://edu-image.nosdn.127.net/B2CEE85355B0D364E2B1E96B3AA85FE9.png?imageView&thumbnail=890x0&quality=100" />

A、

11、【填空题】<img src="http://edu-image.nosdn.127.net/F2199BE54C42FB110DB4F1B362CDA695.png?imageView&thumbnail=890x0&quality=100" />

A、

12、【填空题】<img src="http://edu-image.nosdn.127.net/3FB6DB419C490EAF51F8583EEBB37DB0.png?imageView

A、

13、【填空题】<img src="http://edu-image.nosdn.127.net/140DB60A713B1DA7494F75F2A4D29BA1.png?imageView

A、

14、【填空题】<img src="http://edu-image.nosdn.127.net/F1459E7C896C2F97E02B636A3641CA93.png?imageView

A、

15、【填空题】<img src="http://edu-image.nosdn.127.net/4950FD96ED94F10958231E6B25FCA0FB.png?imageView&thumbnail=890x0&quality=100" />

A、

16、【填空题】<img src="http://edu-image.nosdn.127.net/87965E072F6F72E29862EDCB6CEE4D0D.png?imageView&thumbnail=890x0&quality=100" />

A、

第二章矩阵及其运算单元测试题

1、【单选题】<img src="http://edu-image.nosdn.127.net/A16A37C1E65242D2F7E2F208A5676004.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/E7AC0A2AEEEE096BDFE0D3BF615EDDFB.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/30521EEBE3C4A25F3F925F5086B270CB.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/BE7A0D951B6D7554B5B5CC9C98B6BD19.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/4C59A05024B463399A68676FA17B7CCF.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】<img src="http://edu-image.nosdn.127.net/0DB6C24289FFF2E96EFD3068C069B4DE.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/20AC2315BF57CC3887016620DBA97663.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/9FD8D66A056DB9F07414054D4E112824.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/7DEAA6223FED7E96C01096F48F9DE6A4.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/57BD05CD8412D0F73DF73AA7E9CA5F84.png?imageView&thumbnail=890x0&quality=100" />

3、【单选题】<img src="http://edu-image.nosdn.127.net/6489602E339ABC09A14AB3DFA2F28A72.png?imageView

A、<img src="http://edu-image.nosdn.127.net/F679EB7A5483DD5C4CC852D18326BD75.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/F7BB1704556BDD75A8F93EC3952DE85C.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/15A6441D08F3413F8E98912FC52BE5EC.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/6D7557757927CD748F1F7CC34ABC5A61.png?imageView&thumbnail=890x0&quality=100" />

4、【单选题】<img src="http://edu-image.nosdn.127.net/B3B930226F6D8C03F9AD9BEBE48B53D2.png?imageView

A、4

B、-4

C、1

D、2

5、【单选题】<img src="http://edu-image.nosdn.127.net/F8AC8681D83A57B7C01C687F7EE412E2.png?imageView&thumbnail=890x0&quality=100" />

A、8

B、-8

C、 4

D、-4

6、【单选题】<img src="http://edu-image.nosdn.127.net/F9061485D1C4AC67460F275FBFFFEE30.png?imageView

A、<img src="http://edu-image.nosdn.127.net/BB67BCEA6058E8DC4B8558A98AD2B931.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/F100D382F6C563AF1668AA400DAD30D0.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/6FCCCE8484F2FDCE99C9CBA75A4CE6B6.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/CF8971B32E35732A82F72B8C51B72959.png?imageView&thumbnail=890x0&quality=100" />

7、【单选题】<img src="http://edu-image.nosdn.127.net/A52D20258F3CD037C8A8BF1EA6502720.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/93E79DAC6A2CCBCC1808345A1A5F1098.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/93DC61B7944B169D59CC56059DAD067C.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/3A40EF48C5584EABB0BEA8A95C341A21.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/972CC72847C14C3A16C75CF9A977D0DD.png?imageView&thumbnail=890x0&quality=100" />

8、【单选题】<img src="http://edu-image.nosdn.127.net/10295CA075CD7ECE5D2BC07EE8B11296.png?imageView

A、8

B、16

C、64

D、512

9、【单选题】<img src="http://edu-image.nosdn.127.net/ECDB248FB09A572237698B86A6186862.png?imageView

A、<img src="http://edu-image.nosdn.127.net/C8E3AEED32FD44115CF27BFFE13088D9.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/BDD8A85141EF85CA51B194F18647F975.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/3FFA318E24E4C640EEE2188A54771666.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/E48623917B691CC0D14425184A530377.png?imageView&thumbnail=890x0&quality=100" />

10、【单选题】<img src="http://edu-image.nosdn.127.net/C68754163575488EB557C62097860D0D.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/17A39A08C0B5CD8C659833723FEBA0B1.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/9DBA283052F139CDFF0738B5A4C031AD.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/46F4339415C5804F7BF926074C761194.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/131A149F83AA76CDC41FFCAD55F40DE3.png?imageView&thumbnail=890x0&quality=100" />

第四周作业（客观题）

1、【单选题】<img src="http://edu-image.nosdn.127.net/222972D2381655F277E944A40FE23FEA.png?imageView

A、<img src="http://edu-image.nosdn.127.net/67EF849A29FC6B009E790FF1A92DA06C.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/65B00A4BBD22D5260EA1EF4D904360E8.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/F0DFB35B723CE995BC80D94430B26732.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/F7FA96C6E0059CC623255B7E4ED3BE1E.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】<img src="http://edu-image.nosdn.127.net/191F9D8F51A93F37988B5DCF2912A590.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/904E6B13CD639B1D4305BF5F1D4960E2.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/74147DD7145BEA294D80FD1BB6A29F0A.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/777EB84050F946ACF2DC93C3BC46A6C2.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/D45FC47200675F6ED7E5CE177DD78E7E.png?imageView&thumbnail=890x0&quality=100" />

3、【单选题】<img src="http://edu-image.nosdn.127.net/6F758862702AC7A871645205429534AE.png?imageView

A、<img src="http://edu-image.nosdn.127.net/F04B9FFA960E3D03D6AC869D8D264860.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/794F8303A0D540DC98AE982B1A837879.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/413F1E85BAE1ED1DF0E0DE392B15C4B7.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/8A29DF69CA43B2A53456D17715B81BA8.png?imageView&thumbnail=890x0&quality=100" />

4、【单选题】<img src="http://edu-image.nosdn.127.net/E05C8C71355568D2B612BF75739D86D1.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/E145438E5E8EFB00A46B239CF17A0E1B.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/EFD4DA44E0DF25A3727215E08B10E7E3.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/60D8C9221B8D7B20C41226EC70CA9ADD.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/85E3B14365C542783B84F88F81ED9DAF.png?imageView&thumbnail=890x0&quality=100" />

5、【单选题】<img src="http://edu-image.nosdn.127.net/3A8BA8F47DEC2E6CA4EF6A202A8E6C37.png?imageView

A、<img src="http://edu-image.nosdn.127.net/B70708041861095231A9CFF89F4F90A3.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/001575B3A8C5F72602A40FE1852DC363.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/030748EB4A37FA434EC17DE39AA08E72.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/E63FF58DE6037F671E0E3730A9E53890.png?imageView&thumbnail=890x0&quality=100" />

6、【单选题】<img src="http://edu-image.nosdn.127.net/BBB81E4DB2A657749D24745BC7D5DB30.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/F7678F2B11613A48DB5E970214B710DF.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/0AFC9DD10A330FD3978B5BA881112DF6.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/BF879B13F6E9D64C6CE1A02BDC11CB53.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/BFB689A9F21910F77760C475DBAE13B6.png?imageView&thumbnail=890x0&quality=100" />

7、【填空题】<img src="http://edu-image.nosdn.127.net/713DFB6B1135C296ABDF9CB1D5DD2D45.png?imageView&thumbnail=890x0&quality=100" />

A、

8、【填空题】<img src="http://edu-image.nosdn.127.net/1E7C3B6F01BF8175D29E183E4C1639AC.png?imageView&thumbnail=890x0&quality=100" />

A、

9、【填空题】<img src="http://edu-image.nosdn.127.net/F60DF4B62122A93C8621D524F2FA18A0.png?imageView&thumbnail=890x0&quality=100" />

A、

10、【填空题】<img src="http://edu-image.nosdn.127.net/C98F33E45DF0B88356294629E6F6BA96.png?imageView

A、

11、【填空题】<img src="http://edu-image.nosdn.127.net/989D0F1B6036BFC302EF2C8841AD6A6D.png?imageView&thumbnail=890x0&quality=100" />

A、

12、【填空题】<img src="http://edu-image.nosdn.127.net/BBE8CE4E36FBA895EBEDF580A37712F1.png?imageView&thumbnail=890x0&quality=100" />

A、

3.1.1 矩阵的初等变换

1、【单选题】<img src="http://edu-image.nosdn.127.net/F433EB7FEC5CDBF2043C065CCF36544A.png?imageView

A、<img src="http://edu-image.nosdn.127.net/0B9EFABA1640D842996A7B52F9E5D8FB.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/221342A2DED551E5EAE834BC79FCD5ED.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/FC33A05ABFABEF8E05871AE9CE9C791E.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/FD73EC96BEEC8F06C95F9588805F0EA4.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】<img src="http://edu-image.nosdn.127.net/90A27F7B518C13FED00CE4EEBE93F18B.png?imageView

A、<img src="http://edu-image.nosdn.127.net/36F305F28D6170F1FDB03F262D11572A.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/30C6CCAF635A9DA47913FD536937921C.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/AAF673059BEB66EDFE007C3061806ED7.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/989ED42869FE408F50D552B252899BFF.png?imageView&thumbnail=890x0&quality=100" />

3.1.2 矩阵的等价标准形

1、【单选题】下列矩阵中不是初等矩阵的是（）.

A、<img src="http://edu-image.nosdn.127.net/E8266D3CD4BB18F8640AA112DF12ADCE.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/F0ACB31F2557E52CB081D43DFF5D2EB0.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/0C59D183B3BD120B0C5A807C82175B77.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/20F85E87E215851B9E1D26ADA84E489B.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】<img src="http://edu-image.nosdn.127.net/2166EBEDF8E180111A86BD4E85C552D6.png?imageView

A、<img src="http://edu-image.nosdn.127.net/9F1D714CCDF16F4AC68F7B734051E20B.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/870523F750CE30318DFC58AF8BD3E737.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/03968A61286A4935E0ED0D6FE154A368.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/ABB810E9E4D48C9DB43562BE2682139D.png?imageView&thumbnail=890x0&quality=100" />

3.1.3 用初等变换求逆矩阵

1、【单选题】<img src="http://edu-image.nosdn.127.net/BC1202F79853CCAC14EE9DD7C3D09E91.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/A511756F9D5224DBD94BCE6B92EFBFE1.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/636EDB5C54D54CB6CBFFD8D8D7E4357B.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/6ED414D9263619982BB8BDD4F09D8078.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/FCF204263BBA834EBC065B02E2BDF7AF.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】<img src="http://edu-image.nosdn.127.net/AF3D2F2C31B906375FA48374465D18C3.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/D4C9BEBF15E756549656E82F00B470E9.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/224AA17D8B034824EB973E3428D60334.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/E2BA95D4DE7A9769E032241C7CBB6B65.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/25E1B86258A7619E27F29D86FFAA6538.png?imageView&thumbnail=890x0&quality=100" />

3.2.1矩阵的秩(1)

1、【单选题】<img src="http://edu-image.nosdn.127.net/21067323BA5CD08A5B686868B11C91EF.png?imageView

A、<img src="http://edu-image.nosdn.127.net/30CFBADE261C4179E49850E292889509.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/3D34CC45E43815ED1CB9C08EEE097741.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/5B4547B83E0C495D14DB8B0BE4EB3DBF.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/AC94C4F7CD39CAF8E08506846DB52A45.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】在秩为r的矩阵中，下面结论错误的是（）.

A、可能有等于0的r阶子式.

B、一定有不等于0的r 阶子式.

C、没有等于0的r -1阶子式.

D、所有r +1阶子式都等于0.

3.2.2矩阵的秩(2)

1、【单选题】<img src="http://edu-image.nosdn.127.net/876652770B277E5A59CCAC54405C6500.png?imageView

A、<img src="http://edu-image.nosdn.127.net/35CD6CBB9443FEE007206E4A58918AA6.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/35B6BC5A1BA25164E3628B6127BF91F5.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/7FF079A5E6BAC01D9543ABE49B4ECA11.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/86A20BF95862748302DA285D44583199.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】<img src="http://edu-image.nosdn.127.net/AB660171BB45F625E7AC5512470C3665.png?imageView&thumbnail=890x0&quality=100" />

A、1

B、-1/2

C、-1

D、1/2

3.3.1线性方程组有解的充要条件

1、【单选题】<img src="http://edu-image.nosdn.127.net/AE0B6AA1C4AED091A53F5283575ADBA4.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/5C9B7FE3772E9031266E6D7F2749C251.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/241B3B872C3706B9522579ED7BD2E6FD.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/DA056699BB466482CF2F88D4014AC765.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/41730FB8EAD72435AF2CF09FADB29C27.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】<img src="http://edu-image.nosdn.127.net/3EF47F06A72AAA62050F07C6A202CAAA.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/31762B8C96609479BF57E857633B1847.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/E40B1AB54C7F77640811232B29AA9BBF.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/FA7BE57DF332E5E3E7B4078DFEB343B1.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/D8ADAAD8C7E050057328855C4E599EC9.png?imageView&thumbnail=890x0&quality=100" />

3.3.2线性方程组的消元解法

1、【单选题】<img src="http://edu-image.nosdn.127.net/41A7B95ECEA9EC61C376C32D6A5D56F2.png?imageView

A、<img src="http://edu-image.nosdn.127.net/20476A9394D6DA88D99E51F89AF948B2.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/882ED629FFFEDA53FAD9A7F49AE1901F.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/67266839E0E9A4DDAC4B19278B3A9043.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/3F3F3AAFC6785713578ECE4A2D472F9A.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】<img src="http://edu-image.nosdn.127.net/55A195B43336D9B890632D680F8E276E.png?imageView&thumbnail=890x0&quality=100" />

A、无解.

B、有无穷多个解.

C、有惟一解.

D、只有零解.

第五周作业题（主观题）

第六周作业题（主观题）

第五周作业题（客观题）

1、【单选题】<img src="http://edu-image.nosdn.127.net/2AD7D008737617E09BAAD499C2B4B2A3.png?imageView

A、<img src="http://edu-image.nosdn.127.net/DFF5D61C466DF9F921F77A6ED44C5BE1.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/E8BDD008D30E005D677C03A0045655B4.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/C359EA387286F3B6F048E2204C12A2F4.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/DE549A779465918087AD0B4B66E34343.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】<img src="http://edu-image.nosdn.127.net/BB1FBF8183C1E3F1DD528ABDB8987ADF.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/267EA4E4447DA663718C68C3D1F6127F.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/B6E8182A32A65F1168D5E1F89C2118A9.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/E09E16FBC6602AA48E7974FD37B53D41.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/2618490F7B01002FFD603ABE4482EE1D.png?imageView&thumbnail=890x0&quality=100" />

3、【单选题】<img src="http://edu-image.nosdn.127.net/D2969F40DAD484EA63386868FDABAEFB.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/30E91E432B31826DA7545D17B3695744.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/044B66068D267B2558ECF075816DF08A.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/42380F6EA317A4D22E2A0DA8EEBE40F0.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/8B4948F6EE6E09B11FBAB07CAB4A9C9B.png?imageView&thumbnail=890x0&quality=100" />

4、【单选题】<img src="http://edu-image.nosdn.127.net/C0D7654BB2E4F3FBB02FFA27147FDEBE.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/4171839475E6272C3E1F67CE2C893BC8.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/16B4D70C661A17CC443EAE2FAC423F13.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/35839D304437F407BF09BA84D9238BE9.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/322196BD54809E86E7A8C88EAE59860A.png?imageView&thumbnail=890x0&quality=100" />

5、【单选题】<img src="http://edu-image.nosdn.127.net/07A09AB41A58FFDA2307B40121BED834.png?imageView

A、<img src="http://edu-image.nosdn.127.net/40BBDFC69DD16D04B42DF123758C48A8.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/F35228EDE7B2542041C5CDD272A819D8.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/AE359030F763E74C67E80F18707D4EBE.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/71D123D7349119C432DC0307907BD2C7.png?imageView&thumbnail=890x0&quality=100" />

6、【单选题】<img src="http://edu-image.nosdn.127.net/4D50A764E59A12B8F935F94A3899CC1C.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/AE5CEAA45EEE4CCAC781AEE5AA9B0442.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/B8208A5A5A19F857667CA1BA9B8CD7D9.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/AD1E985BE7C51C85B833B936A62F2E7A.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/0233F71F28642BCAF35D506CDE6B0A11.png?imageView&thumbnail=890x0&quality=100" />

7、【单选题】<img src="http://edu-image.nosdn.127.net/DE9EDA30424813B933165A58380F942F.png?imageView

A、<img src="http://edu-image.nosdn.127.net/A0B98DD4CFD240F47E5341B55701320B.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/5D3120C9FF479CB4C3E2028BE4440B54.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/FFC0640CCB12A57A4C4CF0D81FC43543.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/C790C26306D4DCE7E84B63278BE9FD92.png?imageView&thumbnail=890x0&quality=100" />

8、【单选题】<img src="http://edu-image.nosdn.127.net/0D951335233F38C2898054479C12A32D.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/B17959F2891BE95AA3F969FA0FC01339.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/E9AE503E20E3C6C6CFFDB22AF1DE6610.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/41C24D59DCA5E73D694EE92399DE34C8.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/72E57EF260B1B51B6A68C182D02A9B52.png?imageView&thumbnail=890x0&quality=100" />

9、【判断题】若矩阵A经过有限次初等变换变成矩阵B, 则A与B是等价的

A、正确

B、错误

10、【判断题】任何一个矩阵都能够经过初等变换化为标准型

A、正确

B、错误

11、【判断题】任何一个矩阵只经过初等行变换都可以化为行最简形矩阵

A、正确

B、错误

12、【判断题】<img src="http://edu-image.nosdn.127.net/12D0DDC9DCC7423D3EC37B5789D541CE.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误

13、【判断题】<img src="http://edu-image.nosdn.127.net/FDF4BAE53E66DD0051C6BC54006E766C.png?imageView

A、正确

B、错误

14、【判断题】<img src="http://edu-image.nosdn.127.net/7A64D4224F1CDC202F42522A74A3D173.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误

15、【判断题】<img src="http://edu-image.nosdn.127.net/628555E1BC6059C703B6B9056C994D32.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误

第三章矩阵的初等变换与线性方程组单元测试题

1、【单选题】<img src="http://edu-image.nosdn.127.net/9D2FA6844660FD357344E3C51D4369EF.png?imageView

A、3

B、4

C、2

D、1

2、【单选题】<img src="http://edu-image.nosdn.127.net/68C9F016AC2A17CA94CF28A52BAEFC41.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/13DD513A00C1CE19B156B24B797B6301.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/C2FF122B5C1CC261CE2DF8B68CA4A612.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/CCEABF72292522AAC0C4E5D667D79E6C.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/D1400CBE37428716BD78D92818597C00.png?imageView&thumbnail=890x0&quality=100" />

3、【单选题】<img src="http://edu-image.nosdn.127.net/5FF89181DEF1C7E819F4ED498183BBB4.png?imageView

A、A中存在一个r阶子式不为0.

B、A中所有r阶子式都不为0.

C、 A中并非所有r +1阶子式都为0.

D、A中所有r - 1阶子式都不为零.

4、【单选题】<img src="http://edu-image.nosdn.127.net/041E0233A66BB1E95ABAAE9762688A60.png?imageView&thumbnail=890x0&quality=100" />

A、1

B、2

C、3

D、4

5、【单选题】<img src="http://edu-image.nosdn.127.net/62B719BDE9ED80D984EE121172D7B950.png?imageView&thumbnail=890x0&quality=100" />

A、1

B、-2

C、2

D、-1

6、【单选题】<img src="http://edu-image.nosdn.127.net/8F772C896A938E5D86B49F6F9EB8FB3F.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/D6DFAE4EF31E36110097BB22361E7EA5.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/6A618E5E24DE50AD1122772804AD0CAE.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/F535389F65ED985A394394E4854D43AD.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/BD054A39E901111A7B74503748A293A3.png?imageView&thumbnail=890x0&quality=100" />

7、【单选题】<img src="http://edu-image.nosdn.127.net/4E8107AE9B5C70536A700F27BF26885A.png?imageView&thumbnail=890x0&quality=100" />

A、必有一个等于零.

B、一个等于n，一个小于n .

C、都等于n .

D、都小于n .

8、【单选题】<img src="http://edu-image.nosdn.127.net/35BB545AE2039801D8E2C1EACC1837C5.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/4051BC868F557EC282E6F87E58F11B3D.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/2C1ACC044EF8D0020B82638FACD9CB0C.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/8B010127CCF4970D7CB2BC3A4F68011B.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/FC0689A1D41E258EADF51C76ABF5044E.png?imageView&thumbnail=890x0&quality=100" />

9、【单选题】<img src="http://edu-image.nosdn.127.net/95ABCE86ACC4221D4BFA0D98739E0DF6.png?imageView

A、有惟一解.

B、无解.

C、有无穷多个解.

D、只有零解.

10、【单选题】<img src="http://edu-image.nosdn.127.net/20FF3B4CBF322129D041E9E64CC09F82.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/5F7C98CE5B20C5BB123752D46B2E320D.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/20DB99CBCFE97733F5E73181756EE53A.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/53CD7DB31488CD62D154663A38A03F29.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/6E4E032E01F52F1EA876278B2BFF03F4.png?imageView&thumbnail=890x0&quality=100" />

11、【单选题】关于矩阵的秩，以下说法不正确的是：

A、<img src="http://edu-image.nosdn.127.net/626ECBD2744751F90122D34A0B72BFDA.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/4FA39BAD8E2BAD659BB6EAEBC0E2C369.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/6A816B7796D3402B30C0D162B577D313.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/9B4E2CD9732E44B671E0A269C7095DC0.png?imageView&thumbnail=890x0&quality=100" />

12、【单选题】<img src="http://edu-image.nosdn.127.net/7F69464CBAC6AB93C10955DBFFB86B1C.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/4957FA4D185C4A3E4AFE50978B8E9005.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/E19E10076608169E13E42464E08E9F1B.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/37E4CB255E7792416C8E3AAF346CF132.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/DB4D071EF99E7DE2521CD96918E0CD4E.png?imageView&thumbnail=890x0&quality=100" />

13、【单选题】<img src="http://edu-image.nosdn.127.net/BB45425C028274EC11A1E9B5B4174984.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/995AC706958A4B9225430B7A609024F2.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/9091A7D72F891AC93D901E48C5648778.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/32884070CDE41DE1C3741D04304B2889.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/055211F294E63D2F1AC17F84CA73E344.png?imageView&thumbnail=890x0&quality=100" />

14、【单选题】<img src="http://edu-image.nosdn.127.net/30E80151606AC7A9B213367EA207B667.png?imageView

A、<img src="http://edu-image.nosdn.127.net/1799ED135A200A3FF4FEB91E0012F8AD.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/31C077BCD8C10BAE80884BE4D8B8862B.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/F577949CBDD2787110FC6E8E30F6BF87.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/C779C827A96D709B5DCEF3AD8FD3BFB6.png?imageView&thumbnail=890x0&quality=100" />

15、【单选题】<img src="http://edu-image.nosdn.127.net/C28AD4C4A4737577057C249E248C603D.png?imageView&thumbnail=890x0&quality=100" />

A、1

B、-1

C、-2

D、2

16、【单选题】<img src="http://edu-image.nosdn.127.net/E72E6B9AA266953F37BD648FD3921006.png?imageView

A、<img src="http://edu-image.nosdn.127.net/FDE79F67ECE1E36C8490F248D460CD0B.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/2C38D9BF71217873D0B6F61FC2A30866.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/12AECACE86626D1AB5E1845DA4FBFAEF.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/64DE495D74D4C866EE65A02B6550366B.png?imageView&thumbnail=890x0&quality=100" />

第六周作业题（客观题）

1、【单选题】<img src="http://edu-image.nosdn.127.net/B5A9BA78B5B6387899B23617CE333831.png?imageView&thumbnail=890x0&quality=100" />

A、1

B、2

C、3

D、4

2、【单选题】<img src="http://edu-image.nosdn.127.net/6ADA5476229E86E0C49E5A10D0AE81C2.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/6F832807F24E3934C00AD6B37F736734.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/71A260F16CC6F66CF3215252572184B7.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/254A25B5D04A9783B113F796E5C61BCE.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/39F5B5606D7DCE04783B73EBB0E30C30.png?imageView&thumbnail=890x0&quality=100" />

3、【单选题】<img src="http://edu-image.nosdn.127.net/63A3B86A8688E2A7F1C43F56F1AB9691.png?imageView

A、<img src="http://edu-image.nosdn.127.net/BF8B261968CFBDD4578FD6777E91ACFE.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/CC4089E5DD3D3B65F1597C4D118F7C29.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/34F6412015086E89C304006BDB7153E2.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/3580A2CCC6FBCBC7827504436E322D2A.png?imageView&thumbnail=890x0&quality=100" />

4、【单选题】<img src="http://edu-image.nosdn.127.net/A5D87A62F58E33BBB817165CDC4FCCBE.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/B62860F8108FAD0A94967E355FEBB17A.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/7F61898429183F87ACE5525922F91AC7.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/17B7DEEE24575A51543E2BEDCC7A996E.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/884743FF3AF3248C10EC2AA75CFDA88D.png?imageView&thumbnail=890x0&quality=100" />

5、【判断题】<img src="http://edu-image.nosdn.127.net/41102277BEC398AF66AB8744EC70E446.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误

6、【判断题】<img src="http://edu-image.nosdn.127.net/3DFE829ACBC5458B420938FA5886126A.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误

7、【判断题】<img src="http://edu-image.nosdn.127.net/7A7B05D55AE940695652B5BD90DD6711.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误

8、【判断题】<img src="http://edu-image.nosdn.127.net/C461B1C24F4ED1EDBBD45B14DCC5E195.png?imageView

A、正确

B、错误

9、【填空题】<img src="http://edu-image.nosdn.127.net/D0B4586EB03BA1632DF244DB218683DA.png?imageView

A、

10、【填空题】<img src="http://edu-image.nosdn.127.net/CC206A36C80DE1B3EB1A8C77C283FF77.png?imageView

A、

11、【填空题】<img src="http://edu-image.nosdn.127.net/DFC924EFFC3220644000917698028BF9.png?imageView&thumbnail=890x0&quality=100" />

A、

12、【填空题】<img src="http://edu-image.nosdn.127.net/C993499749DF71410B31216519856D29.png?imageView

A、

5.1.1 向量的长度、内积、正交性

1、【单选题】<img src="http://edu-image.nosdn.127.net/89C40C1EF17E14FBDA16A2B6054F59F5.png?imageView&thumbnail=890x0&quality=100" />

A、1

B、 -2

C、-3

D、4

2、【判断题】内积是两个向量之间的一种运算，其结果是一个数.

A、正确

B、错误

5.1.2 正交向量组

1、【判断题】正交向量组一定线性无关.

A、正确

B、错误

2、【判断题】<img src="http://edu-image.nosdn.127.net/7ACF288B2250878E6D046C03E3CBD8EA.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误

5.1.3 正交矩阵与正交变换

1、【判断题】<img src="http://edu-image.nosdn.127.net/5C6186447E6847CAB4EDCD8B32FCFDA9.png?imageView

A、正确

B、错误

2、【判断题】<img src="http://edu-image.nosdn.127.net/B7978CF6DC96AB2772C1AD389C6B04A3.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误

5.2.1 方阵的特征值与特征向量

1、【判断题】<img src="http://edu-image.nosdn.127.net/7E768A4087CE0D9897526B1B106C67DF.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误

2、【判断题】n阶矩阵A的特征向量一定是非零列向量.

A、正确

B、错误

5.2.2 方阵的特征值、特征向量的求法

1、【单选题】<img src="http://edu-image.nosdn.127.net/22E55C24087EE082E73DEAF7C26374EE.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/8D9D9B5123F0456774C78470051287D1.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/E2E7DAE49031871E9EE39C78C4824F38.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/222303F4F5E8A4ADF2ED75201A07F50A.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/DAAFEDEC6C7C272ECD6EE7B78FEBF023.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】<img src="http://edu-image.nosdn.127.net/CE84EE4EA7C0DD5A8758E364C9A75B7F.png?imageView&thumbnail=890x0&quality=100" />

A、16

B、17

C、18

D、19

5.3.1 相似矩阵

1、【判断题】<img src="http://edu-image.nosdn.127.net/B0638685085A09FE80AD6E6923E9E8CC.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误

2、【判断题】若n阶矩阵A与B相似，则A与B有相同的秩和相同的特征多项式.

A、正确

B、错误

5.3.2 矩阵对角化

1、【单选题】<img src="http://edu-image.nosdn.127.net/524472C57BFE936EFA05FB71031F5F88.png?imageView&thumbnail=890x0&quality=100" />

A、1

B、2

C、3

D、-2

2、【判断题】如果n阶矩阵A有n个不同的特征值，则A一定可以对角化.

A、正确

B、错误

5.4.1 实对称矩阵的特征值与特征向量

1、【判断题】设A是n阶对称矩阵，则A的属于不同特征值的特征向量一定正交.

A、正确

B、错误

2、【判断题】设A是n阶对称矩阵，则A的属于相同特征值的特征向量一定正交.

A、正确

B、错误

5.4.2 实对称矩阵的相似对角化

1、【单选题】<img src="http://edu-image.nosdn.127.net/DEEDDFDFA648053FECFB6DD4B7CB0656.png?imageView

A、<img src="http://edu-image.nosdn.127.net/EBF2BB00EC3D1FEC3FB6A19705D59166.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/F0F2CA00084CBEE1D62203E5B511C3F6.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/5C656E077E4FFDBDB5C1112241965EC1.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/CC1BADE6AF45C0EA2161BD53E426B055.png?imageView&thumbnail=890x0&quality=100" />

2、【判断题】<img src="http://edu-image.nosdn.127.net/7929EA1B71AF334DA6249A826B73CEDA.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误

5.5.1 二次型及其矩阵

1、【单选题】<img src="http://edu-image.nosdn.127.net/B53E437309EC7521475FFF4F50078131.png?imageView

A、1

B、2

C、3

D、4

2、【单选题】<img src="http://edu-image.nosdn.127.net/0D48A421249799E2CBF2673ADFC621F9.png?imageView

A、<img src="http://edu-image.nosdn.127.net/5E372B8A870ABA72A69D634EB253B9DA.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/77988E9705B11FFD1A43EAC4DA83479C.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/821AA8C9F7370A4FF16E92C80EB1C7CA.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/04281C1D4B5A4B8ADC945FF3C80AC5FB.png?imageView&thumbnail=890x0&quality=100" />

5.5.2 用正交变换化二次型的标准形

1、【单选题】<img src="http://edu-image.nosdn.127.net/B8F8E0824BBD47F7D9DAF86E4EDABDE4.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/D88DA5CAFAE430AB53DF0E5315424988.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/DC4AB7714CA2C4B03DCF2BD47AA7CFBA.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/2ECD4FC681C377FE658DDC3581CF0FC1.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/0F43097334D5FEBFCB1F579F21237098.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】<img src="http://edu-image.nosdn.127.net/8FAFB65027BE664FB03DBFB9CC8D0A76.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/FD57B52F85E41094DF788B1B3D61F033.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/2C9730F294F77917907ACB5C2CE37DCB.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/EB5E0915DDCDDA815B277EC85CBA52AF.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/61259376E378F4767DAE7E2CA9802BFB.png?imageView&thumbnail=890x0&quality=100" />

5.6.1 用配方法化二次型为标准形

1、【单选题】<img src="http://edu-image.nosdn.127.net/B929FF618E6DF9141D944E61A0EA996A.png?imageView

A、<img src="http://edu-image.nosdn.127.net/2FCEBC63FA0B9F819A912523A6E1724A.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/E41A1DC2D103745DA832A0BE82C9FC7B.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/4A7C9E491A8CA53FC7E1F2BFBCEC891D.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/F3FF5B74EF4A23CAE184D3DC841FCF45.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】<img src="http://edu-image.nosdn.127.net/A53DA4C6F290BBEE1633AD7620A7F542.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/C6768F6F7E6A5A5743F274FDFDB68B4E.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/335876FA7D14B437277F06B1650407D1.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/2F9FD5538FEEA2DDBBC6A28971AB8AA3.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/4FDFD1373B48C60CE69D41DB21FA3254.png?imageView&thumbnail=890x0&quality=100" />

5.7.1 惯性定理

1、【判断题】二次型的标准形是惟一的.

A、正确

B、错误

2、【判断题】二次型的规范形是惟一的.

A、正确

B、错误

5.7.2正定二次型

1、【单选题】<img src="http://edu-image.nosdn.127.net/FE2C3C92727D27BECA7162BE1E3E600E.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/ABE93EA280F1158E52D2DDFAE00E51FA.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/92D5D88F8D7094C3D64D99AD78124425.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/AFF6C211CFCBF35DE442B04CA7A6297C.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/8498513678459153295F6BC19E63D31C.png?imageView&thumbnail=890x0&quality=100" />

2、【判断题】<img src="http://edu-image.nosdn.127.net/4CABCF6033C7F3B3514AB18F62C003F0.png?imageView

A、正确

B、错误

第九周作业题（主观题）

第九周作业题（客观题）

1、【单选题】<img width="642" height="138" style="width: 565px; height: 137px;" src="http://edu-image.nosdn.127.net/A146DDEF45A28EE805565B27A46AC6D5.png?imageView&thumbnail=890x0&quality=100" />

A、2

B、1

C、3

D、以上答案都不对

2、【单选题】<img width="707" height="44" style="width: 541px; height: 32px;" src="http://edu-image.nosdn.127.net/198A0B6977229E43AE8DF89E5D0157BF.png?imageView

A、81

B、72

C、54

D、以上答案都不对

3、【单选题】<img src="http://edu-image.nosdn.127.net/A1CAFB4FCC6F4FC2E0AD2AA62B13C9E4.png?imageView

A、0,2,2

B、1,1,0

C、2,3,0

D、以上答案都不对

4、【单选题】<img width="710" height="51" style="width: 705px; height: 51px;" src="http://edu-image.nosdn.127.net/618032211B1D7BE3104EE27EF0CE6F1A.png?imageView&thumbnail=890x0&quality=100" />

A、16

B、25

C、9

D、以上结论都不对

5、【单选题】<img width="598" height="64" style="width: 595px; height: 64px;" src="http://edu-image.nosdn.127.net/9C2F04AA85FCB23B45DD20998AAB5526.png?imageView&thumbnail=890x0&quality=100" />

A、<img width="117" height="85" style="width: 115px; height: 50px;" src="http://edu-image.nosdn.127.net/D5B06E2C2872551530D119A190956440.png?imageView&thumbnail=890x0&quality=100" />

B、1，2, 3

C、1，1，1

D、以上结论都不对

6、【单选题】<img width="654" height="67" style="width: 651px; height: 67px;" src="http://edu-image.nosdn.127.net/43A5B0FEB02CF2C8CAE788AE7528D3EB.png?imageView

A、<img src="http://edu-image.nosdn.127.net/6DB3C1FFB95FEAC33E3D4A712F4DDBB4.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/AFB83A1C0E3D1A8F91FA954E1F57D020.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/BD8EAB7F8B4185AD89FDB07DCDAB82E9.png?imageView&thumbnail=890x0&quality=100" />

D、以上结论都不对

7、【单选题】<img width="710" height="55" style="width: 648px; height: 54px;" src="http://edu-image.nosdn.127.net/0A26FF462F8C642789ADDFC8C14C7FDD.png?imageView

A、4, 0, 11

B、4, 1, 11

C、4, 11，2

D、以上结论都不对

8、【单选题】<img width="661" height="55" style="width: 653px; height: 54px;" src="http://edu-image.nosdn.127.net/3A59408C51EC36AC2554E4F526BBB83B.png?imageView&thumbnail=890x0&quality=100" />

A、24

B、12

C、36

D、以上结论都不对

9、【单选题】<img width="710" height="83" style="width: 688px; height: 83px;" src="http://edu-image.nosdn.127.net/AC11BB86D93859C3259B3EF2FA542236.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/7F3749E67B7C2B471DDEA3EE50F3B744.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/ED05FB6183279652CDD11E65B4D55FDC.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/1A1130CA4B3864865DEF69D03E4C1DCD.png?imageView&thumbnail=890x0&quality=100" />

D、以上结论都不对

10、【单选题】<img width="710" height="119" style="width: 691px; height: 119px;" src="http://edu-image.nosdn.127.net/60EB26B550D063A922419ACB711F10A6.png?imageView

A、<img src="http://edu-image.nosdn.127.net/8BFB0404A25F1792E0025AFEEBF2BF3D.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/C2D60AE29E923050F406306DFD28397A.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/91996DA4F7EB690F464B4478B08936BF.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/12387F4A359C41C8D9D9CF2DE5ED44D6.png?imageView&thumbnail=890x0&quality=100" />

第五章相似矩阵及二次型单元测试题

1、【单选题】<img src="http://edu-image.nosdn.127.net/F4D374B7739D8C7ED551011825A24DE8.png?imageView

A、<img src="http://edu-image.nosdn.127.net/84A9050A4AB448A0527ADD391DA16E6E.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/0A331FCB5A81232DF60B1A3D2F5081C6.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/F56CD212FBDF716EBB1ADF907C7E43F1.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/DF2FF62F7E803484BDBAD045AB3D6920.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】下列结论不正确的是（）.

A、矩阵有零特征值的充分必要条件是它的行列式为零 .

B、相似矩阵有相同的特征值和特征向量.

C、相似矩阵有相同的秩

D、相似矩阵有相同的行列式 .

3、【单选题】若n阶方阵A与B的特征值完全相同，且A，B都有n个线性无关的特征向量，则（）.

A、<img src="http://edu-image.nosdn.127.net/B1332CD5CE497D2631E0EB4A61DE2994.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/AF9487050E4C87DB7AB27E6343B54FF0.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/341E3E99F4832F6E99A30A543ACA9DAD.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/E85861FBDCB05B2C26B4E7D6BF44164D.png?imageView&thumbnail=890x0&quality=100" />

4、【单选题】设A是n阶可逆方阵，则必与A有相同特征值的方阵是（）.

A、<img src="http://edu-image.nosdn.127.net/0F2F887042E6586F93D626763D9E21B0.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/285DEBD299394278F22C704F303FDB1A.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/8C6150D71298CFB3E424846319F0B669.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/15C3EBF0697957C9ADDEAE72D81D23AD.png?imageView&thumbnail=890x0&quality=100" />

5、【单选题】<img src="http://edu-image.nosdn.127.net/6D63A9E230D06D97ECC4F6FC921AEB25.png?imageView&thumbnail=890x0&quality=100" />

A、0

B、1

C、-1

D、 2

6、【单选题】<img src="http://edu-image.nosdn.127.net/5C8DDF0B65DDE1270728EEB673871521.png?imageView

A、<img src="http://edu-image.nosdn.127.net/36758ED831D31EABFBA354ED477EEE17.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/48A0BF7FD19377EBD2215A915433FDDE.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/4532EAE942C965A9E8D8F23CB1856954.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/16BFB52DD4B29775E16D947E8C5425E6.png?imageView&thumbnail=890x0&quality=100" />

7、【单选题】<img src="http://edu-image.nosdn.127.net/DA3144AB1C6E9BA77D70F3D5E336D1F5.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/AF594F2F58AF4524C4AD072C205B79FD.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/CB18F957008B9D2490B5BDE8BD465717.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/128997EC4FF2D51AC43E1727EAAC9B97.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/B29C8F9786A8C446777BC96D068A8BAF.png?imageView&thumbnail=890x0&quality=100" />

8、【单选题】<img src="http://edu-image.nosdn.127.net/9292BAB9D041D33000B3A45A0AFC42C8.png?imageView

A、化 f 为标准形的可逆线性变换是惟一的；

B、化 f 为规范形的可逆线性变换是惟一的；

C、f 的标准形是惟一的；

D、f 的秩和正惯性指数是惟一的.

9、【单选题】<img src="http://edu-image.nosdn.127.net/AF88D9EBD50A52E688078D2357029734.png?imageView

A、<img src="http://edu-image.nosdn.127.net/62CAFE62E80ADCBD597C6BEB7DFDA92B.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/E95793205759E6E16CFD4335532E63D6.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/B86F0F3ED167AC03EA3C48B95916AD84.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/EA78DE6C72B406991FA2BCB686C80BB5.png?imageView&thumbnail=890x0&quality=100" />

10、【单选题】<img src="http://edu-image.nosdn.127.net/CBF5E1A4ACCC75902AE35ADCFC742C4C.png?imageView

A、<img src="http://edu-image.nosdn.127.net/00A1C20515088BF6B1751B945C787D3E.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/E16DC6C3D30F1BB8A4C74E6FA291BC5E.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/1064E7D24EED9289D45AFE92BE6D547A.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/74A745B3280531946E9A569083AB2B07.png?imageView&thumbnail=890x0&quality=100" />

4.1.1 向量组及其线性组合（1）

1、【单选题】<img src="http://edu-image.nosdn.127.net/B83887D2CE583F155DCA7D8F390D6380.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/E99AD17502F82F724C8FA29FA8D0602F.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/BCA7B9D8B6563F55E690E862F5D0B9F7.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/336B031DA30C1315A14F770611D94567.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/7349326DCC47FAA82EB69614AF0FE907.png?imageView&thumbnail=890x0&quality=100" />

2、【判断题】由若干个同维数的向量所组成的集合叫做向量组.

A、正确

B、错误

4.1.2 向量组及其线性组合（2）

1、【判断题】<img src="http://edu-image.nosdn.127.net/DA951C6B780895131125CBDBA5597D4A.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误

2、【判断题】<img src="http://edu-image.nosdn.127.net/2A9C33F55984F91462AF51752DF5A4EA.png?imageView

A、正确

B、错误

4.2.1 向量组线性相关的概念

1、【单选题】<img src="http://edu-image.nosdn.127.net/D3DBDA218FE982CADDDB5DD03B41148A.png?imageView

A、<img src="http://edu-image.nosdn.127.net/D2F14DFB7C565FA42FB19FE1C8356F5D.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/1BA46351E0990468A8599691CF17D213.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/C576C4D9445CD5730E3B7705B9A73B0A.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/B59904F362BB0FDEDB78E1CE99813DB9.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】<img src="http://edu-image.nosdn.127.net/854DF8A124390B235B114BFCA6D2F3F6.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/2C746337E3135F1DA5AD8B315D3AFADB.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/1DBAA10538F57A7188F3C1DD9488A879.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/F69C7BAD9EC12F72256F1FA149897AB8.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/75F9FEFBD8ABA2AD71C8A597FAE04887.png?imageView&thumbnail=890x0&quality=100" />

4.2.2 向量组线性相关的判定

1、【单选题】<img src="http://edu-image.nosdn.127.net/C95B29C951AE1599DF0B33C6C1EB205B.png?imageView

A、 -3

B、-4

C、4

D、3

2、【判断题】<img src="http://edu-image.nosdn.127.net/6D7B824A04F8812E8D5FEA68DB98EADF.png?imageView

A、正确

B、错误

4.3.1 向量组的秩（1）

1、【单选题】<img src="http://edu-image.nosdn.127.net/06D88D5904CCB06613A3D9FE9849DB73.png?imageView

A、1

B、2

C、3

D、4

2、【判断题】<img src="http://edu-image.nosdn.127.net/D8DA5B8DEDCE6DC00B357C38FE7E4741.png?imageView

A、正确

B、错误

4.3.2 向量组的秩（2）

1、【单选题】<img src="http://edu-image.nosdn.127.net/08CB5B377B3CA74135C6DE244DF68D74.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/EC29C66BBA29219F510AD8C080675F32.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/53159821050DDBC3B724396A7CB04CFC.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/702F244248CE35E1452B573FBA997B3D.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/0BEDC871D568C98902DF4459E7BDF56E.png?imageView&thumbnail=890x0&quality=100" />

2、【判断题】<img src="http://edu-image.nosdn.127.net/69BE7B06679A1456249CF3F9B7DFD29F.png?imageView

A、正确

B、错误

4.4.1 齐次线性方程组解的结构

1、【判断题】<img src="http://edu-image.nosdn.127.net/7A2B69EBC8550556E6524D697A742CC3.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误

2、【判断题】<img src="http://edu-image.nosdn.127.net/3BD264B789A60B84BB4DBD8CA7BA7C43.png?imageView

A、正确

B、错误

4.4.2 非齐次线性方程组解的结构

1、【单选题】<img src="http://edu-image.nosdn.127.net/566B72ED406D01E663FA9F5429C7AC03.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/5C43D11A5519F98C29882ACF34633178.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/FBEB1D25B5C688AA4899A884C2B30D7C.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/E4A7D2273F5C83690E315B6DFB5CE801.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/B7817DA179FB9B7FD54265D14D3EA6DE.png?imageView&thumbnail=890x0&quality=100" />

2、【判断题】<img src="http://edu-image.nosdn.127.net/C0EDEBEF838E58BFF39B10BAADD03EAB.png?imageView

A、正确

B、错误

4.5.1 向量空间

1、【判断题】<img src="http://edu-image.nosdn.127.net/D40538C134A2760662EED897C1E65B7F.png?imageView

A、正确

B、错误

2、【判断题】<img src="http://edu-image.nosdn.127.net/34D32C96348C18F4427C1DD00599490E.png?imageView

A、正确

B、错误

第七周作业题（主观题）

第八周作业题（主观题）

第八周作业题（客观题）

1、【单选题】<img style="width: 642px; height: 89px;" src="http://edu-image.nosdn.127.net/A2171BF600CAEEC925E84C12F8F970FA.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/24AED31DB35DC33E7CCF09B3A8894524.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/704DB7A2EA7ACD20F580070E3B4C1611.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/6F9CD99CDB04243C45FB69011A7415BF.png?imageView&thumbnail=890x0&quality=100" />

D、<img style="width: 632px; height: 55px;" src="http://edu-image.nosdn.127.net/88E9FF96F23CBE7B6B390D0F23F41FBF.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】<img src="http://edu-image.nosdn.127.net/132B952F3DAFF88000058BC5DF259066.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/5092EAC4C87471764083C7B503FB7902.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/1857D2F4D3C3FEE3FEC403C14A7ED9A7.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/6368CF803773DDC631C05BD3F3453D81.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/874577956DBA164C5F3C7FAFC7CECD78.png?imageView&thumbnail=890x0&quality=100" />

3、【单选题】<img src="http://edu-image.nosdn.127.net/4EF4BF2C688DFFCFE356C237C94D225E.png?imageView&thumbnail=890x0&quality=100" />

A、0

B、1

C、m

D、m+1

4、【单选题】<img src="http://edu-image.nosdn.127.net/D1CCAFCC7A6B80E8418D45FE89DECE62.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_b274accb-22b1-4188-a7ef-ba87d1e622bf.png" />

B、不存在

C、无法确定

D、其中任意一个非零向量

5、【单选题】<img src="http://edu-image.nosdn.127.net/397FB4366A1BCEE89956C0317C56D658.png?imageView

A、0

B、1

C、无穷大

D、无法确定

6、【单选题】<img src="http://edu-image.nosdn.127.net/15EC5B63CEACF423A225EEB472C7EEF8.png?imageView&thumbnail=890x0&quality=100" />

A、不等于5

B、5

C、-5

D、不等于-5

7、【单选题】<img src="http://edu-image.nosdn.127.net/F94B5877EBCA0EED4EDFE8C1EE54C0AE.png?imageView

A、<img src="http://edu-image.nosdn.127.net/1B04D0853D87680D74132B94893BD4A4.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/2098A25DCC1DE3B4A821B62994406DD4.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/A38B84235A22BFF464FFF36E9FED0DE0.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/3620DA5A3FC5DFF42F5250ED416D5FCF.png?imageView&thumbnail=890x0&quality=100" />

8、【单选题】<img src="http://edu-image.nosdn.127.net/8BFB672AFBFA269B5755911AF06F92CA.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/E41912FBA17F2AEB1F6F88054A26EEF7.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/8D2A9E61ABD644A4C1AB3C1BC3031959.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/9AA3D1573C3542BCB34EB03D5970632D.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/E4F09564AF13BDB1FA9BFAD75FF76AF0.png?imageView&thumbnail=890x0&quality=100" />

9、【单选题】<img src="http://edu-image.nosdn.127.net/5A7654D0A9714F6FD178AD1E0A328AA3.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/7ECCF8752047350D018CCF89E3BE41DC.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/E195426B505470B8D2E527E87BB60BEB.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/E6392947F79A954C6425221B73E0F1C8.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/FEF623EDBA6A2145AEF5E6CEF19A6E30.png?imageView&thumbnail=890x0&quality=100" />

10、【判断题】<img src="http://edu-image.nosdn.127.net/400F81D92B85CFABEAFC3B004971C6D9.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误

11、【判断题】<img src="http://edu-image.nosdn.127.net/7F37F447CF7BD86E951AFA34A1937356.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误

12、【判断题】<img src="http://edu-image.nosdn.127.net/62FE6D0572BE6F670B4C161EA3A95B59.png?imageView

A、正确

B、错误

13、【判断题】<img src="http://edu-image.nosdn.127.net/2E6881DDB9154DCBAAA35CE851B33C6E.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误

14、【判断题】<img src="http://edu-image.nosdn.127.net/E11D7985AD29C7A493FF46B08B34B7DC.png?imageView

A、正确

B、错误

第七周作业题（客观题）

1、【单选题】<img src="http://edu-image.nosdn.127.net/0883F5C8F3D77667ADF8463E7C8701D9.png?imageView

A、<img src="http://edu-image.nosdn.127.net/6E6217FA842E88ECB99A8625247F9EC3.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/D33893DF998FA5C10102F149516F39CE.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/0B50799D7991C3A9399DDA7CAB8F7AFB.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/B3D64264486820C9393FE03BB52C62BF.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】<img src="http://edu-image.nosdn.127.net/D71AD495E60FD4FE3248A7DA3E652887.png?imageView

A、<img src="http://edu-image.nosdn.127.net/621C00AD4D6002919C52986A941757F5.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/71C5BE0E818A0B97086E28A5584D1404.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/884ACCB61AA50D5D7C099804E4DEFD8F.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/951F129EE26BC9EC8B7AAB15DD913041.png?imageView&thumbnail=890x0&quality=100" />

3、【单选题】<img src="http://edu-image.nosdn.127.net/EBBD341511CCCF3E8DAC221433D83063.png?imageView

A、<img src="http://edu-image.nosdn.127.net/8F009EA32555D52BB667A5FE5C396F5B.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/EAE8ECB74C37C2813DE162C5D4C3995D.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/3E94EA0CD038BE469581CE1816CD8CA6.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/FD18D316F5516AB6CC603A9C91B9FB56.png?imageView&thumbnail=890x0&quality=100" />

4、【单选题】<img src="http://edu-image.nosdn.127.net/73BADBFD42E7B1F7ABE11B1DAD205104.png?imageView

A、<img src="http://edu-image.nosdn.127.net/E2109018B211F1ECF639B84CCE9DF2DF.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/9A86DF3824D9935742C6531C0D187BF8.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/5A18519174317A9386A26FF6CE14019F.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/7B85BC91ECCB428851A18226B9B43CEB.png?imageView&thumbnail=890x0&quality=100" />

5、【单选题】<img src="http://edu-image.nosdn.127.net/03BE082782E93F17A629248B5B8447AD.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/2AF2F5531B33352F9B832E578F0E5C8E.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/9072B8D38E8D558F38266F83251C6ABF.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/5803EA7B741163945E12F59F1CC496D3.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/8AC4EDB16F8CA2E92502FC11F9A3954C.png?imageView&thumbnail=890x0&quality=100" />

6、【填空题】<img src="http://edu-image.nosdn.127.net/850026DBAD2BC55B4DAC984E51E0AA94.png?imageView&thumbnail=890x0&quality=100" />

A、

7、【填空题】<img style="width: 674px; height: 87px;" src="http://edu-image.nosdn.127.net/16194CA8C856D1D583E4D9274A71336A.png?imageView&thumbnail=890x0&quality=100" />

A、

8、【填空题】<img src="http://edu-image.nosdn.127.net/D842B6AE0D27A96A5556C3A4F7CF3764.png?imageView&thumbnail=890x0&quality=100" />

A、

9、【填空题】<img src="http://edu-image.nosdn.127.net/C41BA948F523825BB8AC2B1E02432225.png?imageView&thumbnail=890x0&quality=100" />

A、

10、【填空题】<img src="http://edu-image.nosdn.127.net/5DD20D785E1B9655ACAAD3F2E18D47BC.png?imageView

A、

第四章向量组的线性相关性单元测验题

1、【单选题】<img src="http://edu-image.nosdn.127.net/4912F9FE9ACC35E266FB10E32D677331.png?imageView

A、<img src="http://edu-image.nosdn.127.net/42D49BFF48C79FCAD2C49EA2D72D7B2B.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/AF6D99FF982BA4BF6C6578CCA6174E04.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/ADA812A5879C4A62F9272E3B53F85EF6.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/C22D969E5ED5CC55C87E4A5AAFE91C26.png?imageView&thumbnail=890x0&quality=100" />

2、【单选题】<img src="http://edu-image.nosdn.127.net/17CD84C808A327FC338BAC6E01A2BBC9.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/2E9632A6366C6285079E09FBE0DD4B02.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/FA2BD41331CB22E5996474AAA1634ED4.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/54B0D5E21D8B1ED248C2A0986F7B1B89.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/8995EE0B79500B80EB70C295AE93E646.png?imageView&thumbnail=890x0&quality=100" />

3、【单选题】<img src="http://edu-image.nosdn.127.net/68D26726F4166EEC2DBAAC6575682983.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/4F11D9B5A82D2441B560F8D627F04CBF.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/43C3EDC954BD2ABBA80C68EB3F3014D9.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/5205434208513D35C231AA82FCB390A4.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/A3930019FB304B8B90FBCB3937A408C5.png?imageView&thumbnail=890x0&quality=100" />

4、【单选题】<img src="http://edu-image.nosdn.127.net/2D6C49317716556281CDCFF1F608780E.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/4143F0619A5A751CFEC709B87DB562CD.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/949F3EE309D1F359F831A4A687D2658C.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/AD544C238ADD9BEA6B54CFDAED3C962B.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/A04128A48D8EFD2D8700570F76538F03.png?imageView&thumbnail=890x0&quality=100" />

5、【单选题】<img src="http://edu-image.nosdn.127.net/C0D1A09A89363FBF46FC665852424613.png?imageView

A、3

B、1

C、2

D、- 3

6、【单选题】<img src="http://edu-image.nosdn.127.net/C923382C35CA780141E5C170A85A5058.png?imageView&thumbnail=890x0&quality=100" />

A、A的3个列向量必线性无关；

B、A的5个行向量必线性相关；

C、A的任意3个行向量必线性无关；

D、A的行向量中有3个行向量是线性无关的.

7、【单选题】下述结论不正确的是（）

A、<img src="http://edu-image.nosdn.127.net/AABE300E64BBBF4C261F47D49B7592E5.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/F18A979867BCE41593157F6D5CDE3CCC.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/C96276041A9B113815A590A61CB62128.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/605738D5069B7340D14CDE4CBF98EBB1.png?imageView&thumbnail=890x0&quality=100" />

8、【单选题】<img src="http://edu-image.nosdn.127.net/02A450E37A5B9A39A1A2C7F9EA93F774.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/CD6D21E726698ABA34502E3C61FF3945.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/0F3F9222A7C567FDF72D6620093D00AA.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/7B6F383D3D596A303ABBA93B4E0914FC.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/694A3FBC591CB0DEAEFC89CB377E5687.png?imageView&thumbnail=890x0&quality=100" />

9、【单选题】<img src="http://edu-image.nosdn.127.net/222FB0CBA98B556E323286AFF74C7BFE.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/13B4C881F2EED24947B313637CB78CB8.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/1E72B19E3C0BA858B462B44A66D2DE82.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/2490E986F44E27E1C25B89F4B9C30199.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/2E70A0CE8F50A5A2BDD16A9F2AB64951.png?imageView&thumbnail=890x0&quality=100" />

10、【单选题】<img src="http://edu-image.nosdn.127.net/99CFC8B7E4EFD69FD8C2486D75E677D1.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/37F0622F384D9D9968C6A1FD5459EC85.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/5EB754529E7264300DB4A58644544CA7.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/F33FFA8DA18E96446290C37B6BFFC2C1.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/717653A97A51E7C5FDB3B6D086018913.png?imageView&thumbnail=890x0&quality=100" />

【百年教育职业培训中心】线性代数(张明俊)-章节资料考试资料-广西科技大学 (2)

来源：百年教育职业培训中心 更新时间：2022-05-30 10:41:00

来源：百年教育职业培训中心　更新时间：2022-05-30 10:41:00