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【百年教育职业培训中心】线性代数-章节资料考试资料-西安邮电大学

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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/63B3961B3D0D0011E083D9D419AA6701.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/0BE519B2C55F0B56E5DC8296768607FF.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/B9D5F7C921BADEF08F170C73B281B534.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/BCB1485BEBC9092EB569D9F301CBF813.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/8A354D4EF38539688397A699FC167C91.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】按自然数从小到大为标准次序，下列排列为奇排列的是( ).

A、2431

B、 4123

C、 3124

D、 4321


2、【单选题】<img src="http://edu-image.nosdn.127.net/1CB8337E8290618BC19C61B76752E050.png?imageView

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/7DBBE4B32EF1C3449140CB84F9157E31.png?imageView

A、 6

B、 -6

C、5

D、-5


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、行列式的某行元素全为零.

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

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

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

A、 2

B、-2

C、-8

D、 8


2、【单选题】<img src="http://edu-image.nosdn.127.net/9605D64CEF9AB50DFD62CCE64F795A9B.png?imageView

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&thumbnail=890x0&quality=100" />

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


第一章 行列式单元测验

1、【单选题】<img src="http://edu-image.nosdn.127.net/510AA7A52A245532A94647A80356D129.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/1D58BBAC4B07F0964202B047747FA793.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/0BD475DD0C88EE051EA15302A098875C.png?imageView&thumbnail=890x0&quality=100" />

C、 <img src="http://edu-image.nosdn.127.net/DB2B4265F62A040258600AC050BCC0BB.png?imageView&thumbnail=890x0&quality=100" />

D、 <img src="http://edu-image.nosdn.127.net/E8CB1DB89AB39B1CD7C17AD88AA96AD4.png?imageView&thumbnail=890x0&quality=100" />


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/45DDB473C09E76F43A26DC3B7494A463.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/0E5B7530EC78649F71ABC9FF99D42D99.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/E51E0EE0EF05AE3A837DEBEC97297BA7.png?imageView&thumbnail=890x0&quality=100" />

C、 <img src="http://edu-image.nosdn.127.net/2A3C679FAD0C1D1F1AA9A69F8619806E.png?imageView&thumbnail=890x0&quality=100" />

D、 <img src="http://edu-image.nosdn.127.net/6E5C0720F20FBCADEDA417271DA89DD3.png?imageView&thumbnail=890x0&quality=100" />


4、【单选题】<img src="http://edu-image.nosdn.127.net/70FCA2A44C4109E8CFCA7871A0F6EBE6.png?imageView

A、<img src="http://edu-image.nosdn.127.net/7C04CE07EB5108664EA2DBCAD3D8831A.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/453588C8B24A4D33F6E9747ECB18A467.png?imageView&thumbnail=890x0&quality=100" />

C、 <img src="http://edu-image.nosdn.127.net/96BBB6CA0F2E55983FC77B2C16B0E990.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/DBA5A81307C6E24A1CD05D4CCEF462BD.png?imageView&thumbnail=890x0&quality=100" />


5、【单选题】<img src="http://edu-image.nosdn.127.net/A4ED018CE6A3925A82D64A1587F50D06.png?imageView

A、 -1或-2

B、 1或2

C、 -1

D、 -2


6、【单选题】<img src="http://edu-image.nosdn.127.net/CF5FEEA24EBD9516F5C9F16B32BDB3A0.png?imageView

A、 12

B、 -12

C、 0

D、1


7、【单选题】<img src="http://edu-image.nosdn.127.net/17CCC276BF33659841376B8C25EFAFC2.png?imageView&thumbnail=890x0&quality=100" />

A、5

B、 -5

C、 0

D、 3


8、【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


9、【单选题】<img src="http://edu-image.nosdn.127.net/7B4450E63D16FC46D590258C41B23CCD.png?imageView

A、<img src="http://edu-image.nosdn.127.net/92FEA1A2DE0799167009F08D29A77D62.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/60A012F24089E42BD843B196626B4C1B.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/1C84D675910C1BB76C24DEF77AD2ABAE.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/D40EAA87ACA666F8A8B7D377CD75BFCC.png?imageView&thumbnail=890x0&quality=100" />


10、【多选题】<img src="http://nos.netease.com/edu-image/1c18217b60e04550bc73737d1fce8d59.png" />

A、<img src="http://nos.netease.com/edu-image/8345b1b7a017462abe7f516906808d62.png" />

B、<img src="http://nos.netease.com/edu-image/e58c31a760e64eccacb42f7fc5017fc3.png" />

C、<img src="http://nos.netease.com/edu-image/954faced34bf4245afb3425193960424.png" />

D、<img src="http://nos.netease.com/edu-image/ad43c89850704823841decda6088d395.png" />


11、【判断题】<img src="http://nos.netease.com/edu-image/499b830ad8ae483ab92555940112982e.png" />

A、正确

B、错误


12、【判断题】<img src="http://nos.netease.com/edu-image/f5cf2dfcc73340f48c93bd931671ec31.png" />

A、正确

B、错误


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】对角矩阵一定是方阵.

A、正确

B、错误


2.2.1 矩阵的线性运算

1、【判断题】<img src="http://edu-image.nosdn.127.net/CC3177A9BF97272914EC68C0D0C7F4D0.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误


2、【判断题】<img src="http://edu-image.nosdn.127.net/6FE20A85363D4CDDEF5CC3979A9BAD8F.png?imageView

A、正确

B、错误


2.2.2 矩阵的乘法运算

1、【多选题】设A是m´n矩阵，B是n´m矩阵，下面结论正确的是（ ）.

A、AB = BA

B、A + B = B + A

C、 <img src="http://edu-image.nosdn.127.net/FD3CD5DD21EE5A8913BDC6C4C0EBB0D6.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/3F2D23E66DC0971268A3398D9EFE2348.png?imageView&thumbnail=890x0&quality=100" />


2、【判断题】<img src="http://edu-image.nosdn.127.net/FA688612F0369904A085815475B2D03B.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误


3、【判断题】<img src="http://edu-image.nosdn.127.net/1264F398D263C96F3B3CA6FF73FF2E91.png?imageView

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/AF10CE62D1C2A1CC9D1EDA3C5B00D952.png?imageView

A、<img src="http://edu-image.nosdn.127.net/8C17C1B68CDB25F20306EB06F64BA547.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/C5F9E471C97F2A97325E531027818207.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/81244C675F1EE6A776BC02232A8EF1E1.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/F896389EC8338135743840500303CBAD.png?imageView&thumbnail=890x0&quality=100" />


2、【单选题】 <img src="http://edu-image.nosdn.127.net/CF1661996989402C47A280008112BD92.png?imageView

A、<img src="http://edu-image.nosdn.127.net/E9829FAD382758B53E4F491BB63A4DD2.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/B497833FF57D209BAEAD74518306C903.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/51CF8893C608370F3ED383657C40AA6B.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/2123221B5D7DFE0119CCC2C007BFC385.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/48E8BFFF2833001ABC93281F97037EA2.png?imageView&thumbnail=890x0&quality=100" />

A、ACB=E

B、CBA=E

C、BAC=E

D、 BCA=E


2、【单选题】<img src="http://edu-image.nosdn.127.net/855D64B9445963A7AF220E8EEA082C09.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/F46D493FE7BA1300D97808F2685380DE.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/0199CDAB201738D2404E835E27A87CA5.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/EFF30D976328355E90C05CF464841FE8.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/CF6DFB698A583E9063C3F5E04E98AAC2.png?imageView&thumbnail=890x0&quality=100" />


3、【多选题】<img src="http://edu-image.nosdn.127.net/C86319F22610B93F7DCF58F3C69648C0.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/427E0B34A1E7740B09D8A8F14FF16176.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/A00249B0AB7828612FFD82B90D88D96E.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/F4F953D00F8CEE0AF4A1C93F893BBFB6.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/FAA6CBC11ACA495A9D37410BB2ECD960.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/5D346DFC3700E6A844BF69CEE1339393.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/4AB28C2B8387EE4A9347A1059532A985.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/60ACC04D4933FB4AFD443DC14D69D8B3.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/6C7CE989D748BF7E3A508A865CECCDC2.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/D7A51D70C2D647A6BD3A8A1E4A237519.png?imageView&thumbnail=890x0&quality=100" />


2、【单选题】<img src="http://edu-image.nosdn.127.net/7BD2CAC3B0E1F16318C800B51A660A6D.png?imageView&thumbnail=890x0&quality=100" />

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/2BC0315E06680D62B9B9F7F39C449E9C.png?imageView

A、正确

B、错误


2、【判断题】<img src="http://edu-image.nosdn.127.net/E1137BDF90EDFC62AC06E13BAB2F2662.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/FC497319F78680C75044EAF4EBFA520B.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/9B1C635CAA8BCEC3B8D1C484B3DE7D8B.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/4D5B22C023F488E011F243921F2F38AE.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/8A5B19728CA9436C4E1F96FA8DEA65A1.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/6090E1A670F43D87053B7130F20C4C81.png?imageView&thumbnail=890x0&quality=100" />


2、【单选题】<img src="http://edu-image.nosdn.127.net/7D849C73F91846D112E97FA1D908DC35.png?imageView

A、<img src="http://edu-image.nosdn.127.net/B13C6CEC87344FF9F70DB3470DFF1F67.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/DAF53815D4588A3B76EC01F9019B1885.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/F610865D697F19B57391B28D26671858.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/B0AC2BF97F14BDF03006F1F6DB99215F.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/E28D0A5E6E92A89531DAC86988ECF72D.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/2219B93B244920E9410ABC2ADB45CC7D.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/E75D0FA91BEB5051EB2C2171D5970323.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/B036A33E75CFCAC9ADDC070E6795638B.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/C99601D18DF07291F2D0F2CAABBC3FB9.png?imageView&thumbnail=890x0&quality=100" />


2、【单选题】<img src="http://edu-image.nosdn.127.net/49B2D6FBE6519BC0794F692AA064B455.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/F5F28589E7CA52E223FFB9EC8226CC63.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/6661BD7E5B53B9BABA018F8CE941C8ED.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/1057EF0D0C9B4D72577876EE4F3E4E9D.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/86AA8B93DEEC3A3257FD607D46E3D5AA.png?imageView&thumbnail=890x0&quality=100" />


第二章 矩阵及其运算单元测验

1、【单选题】<img src="http://edu-image.nosdn.127.net/15B5E5F951C4EFE032E0BD4EBA99DCB3.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/44DC84DE7D7F49719DBE7183CA2FF813.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/DF89C3FF81EEC7CCA7F98238C307F6B5.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/CAA79734F7015BBBBEDB51FC9CE7FC03.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/61AB924D9E66F92553E5F26C7C8C07E3.png?imageView&thumbnail=890x0&quality=100" />


2、【单选题】<img src="http://edu-image.nosdn.127.net/0DB6C24289FFF2E96EFD3068C069B4DE.png?imageView

A、<img src="http://edu-image.nosdn.127.net/C6B7A74116FB33699F0FC4BCF9EF2540.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/1F286E04A38047E91F6499B409050073.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/0A6B8AEBD5FC03299D745DAE35B42C23.png?imageView&thumbnail=890x0&quality=100" />

A、2,-4

B、2,4

C、-2,-4

D、-2,4


5、【单选题】<img src="http://edu-image.nosdn.127.net/BC659DAC2B66DCBA485C7EC2F9078724.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/CFE8FCD2FF814A9DD94779637D7F529D.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/2E2096A69AF03E32D8B54E1556470576.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/0A661EA4C3F4507E0B0B92775EBFFDBF.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/91711B40F9D8B785A74037D72B992455.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/E0A7E3E42429659A3961121BA2DA073C.png?imageView&thumbnail=890x0&quality=100" />


7、【单选题】<img src="http://edu-image.nosdn.127.net/26A0A1D93CE395005FB4BB3A936CAF62.png?imageView

A、<img src="http://edu-image.nosdn.127.net/A44F36A03641F7F45C68FFCC6D2A55A9.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/F7AE3E92345D221CADDBB9369D2E5EEF.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/22D0F6D3043044D94A1AC216C6A47BE1.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/8C9EF4E6B5E37FC4CFD7840D159F41D0.png?imageView&thumbnail=890x0&quality=100" />


8、【单选题】<img src="http://edu-image.nosdn.127.net/8BAC703E6124F7166C0BF1B322DB2C6E.png?imageView

A、<img src="http://edu-image.nosdn.127.net/9BCAE749039E42CDC087A1CE8D0A5754.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/C34F424AEA119EFC7620DA1C6D71ACD0.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/B44FF7A4E8EBAFE53512B4E1258FCA62.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/37AACE560973DA1373B3836899FB7189.png?imageView&thumbnail=890x0&quality=100" />


9、【多选题】<img src="http://edu-image.nosdn.127.net/6F075B7A2D606FDFBC18392C30EE0ACC.png?imageView

A、<img src="http://edu-image.nosdn.127.net/E62D75A6F1BAE60F2C7B8632C7CC0A42.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/7F7C6BFA7ECB784C7ADC4A1845F78D13.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/BD0AB7FD6D9E654A29086B6B80F13D00.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/5D23DFA9283BB866484445DC2A52BA10.png?imageView&thumbnail=890x0&quality=100" />


10、【多选题】<img src="http://edu-image.nosdn.127.net/7A3452C0E482F08CB4B1FD628C8AC510.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/5E208BB84FE32AE02675F3703C0A5525.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/A5F025BBC033F0B14BE576834B744D0A.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/F7498B97D0A63698AC269F76383D428E.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/341834055CACDF0935325D717F87D922.png?imageView&thumbnail=890x0&quality=100" />


11、【判断题】<img src="http://nos.netease.com/edu-image/570225235f7c4152ade55293c15e350a.png" />

A、正确

B、错误


12、【判断题】<img src="http://nos.netease.com/edu-image/31addddd9aae41a78de756d3411145a2.png" />

A、正确

B、错误


3.1.1 矩阵的初等变换

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/32F22A71869B3D03FDE8C27E96EA9B43.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/7B5209924AD8F6C41911BDEC307F95F9.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/ED85524BF11AD6B20CB5A787904F552A.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/FCEE46123E6CDA448B308E261AB5C1C4.png?imageView&thumbnail=890x0&quality=100" />


2、【单选题】<img src="http://edu-image.nosdn.127.net/5A30E0DF5288A7E19A8DA5289CC9BE9B.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/74CF937ABAFB03030296225C020413D3.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/8093CAC68F0CA1CDD22D63CE1843D387.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/614D7650F839ABE5650029F9637DD894.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/B196B4E75C43FBB40A5F4AC79DF0A5D8.png?imageView&thumbnail=890x0&quality=100" />


3.1.2 矩阵的等价标准形

1、【单选题】<img src="http://edu-image.nosdn.127.net/626F4A91EE80A401CC0E9F1969D527B9.png?imageView

A、<img src="http://edu-image.nosdn.127.net/AC1CF7F79951427F9C696B954E8EC3B8.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/DE5A762F675F56CF76EBB89BBD1CEA9D.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/F302CCD9D4167382CE9B998B8647B9F6.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/CD5C06B038BE6498C022E94276DBF8E3.png?imageView&thumbnail=890x0&quality=100" />


2、【单选题】<img src="http://edu-image.nosdn.127.net/D5154B3F6575F198F71692423D727918.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/3CF0C5310A99BAF72B0A23CC3D240DCA.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/6BD9493A085052DC9D1025C794E9757F.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/E1B37E58C97E938F483AF713FCC6B47F.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/2180ACE5FC7BF877F984868EF308B8D0.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/93336FB84E80EDA2791414B9672F0E4F.png?imageView

A、<img src="http://edu-image.nosdn.127.net/4B6B0DEB32187F10C00497303C0ABD7C.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/B451E5E778BC08BECA73DDEBF93CCAD0.png?imageView

A、<img src="http://edu-image.nosdn.127.net/DB6A5E763689BEA41ABD897C27D25ABF.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/B539CFDBCE1F6888EF49BA76F87EAE90.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/7F4E372B50E1F892DCC86CF7D503FFCE.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/7AA718AFE48494085BE9965BAB359462.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/46BF27D835309C7493DE3AD307A66875.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/BF1F7CCEED9330ADAA72C2EAC713CE23.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/5DE0705BC5763D3466683FFBB3EA27A2.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/47B5A585226F470F2A8B626DC9E00389.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/4B26EBAE216468651ADB5B0DAF6362CE.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/B6C56B5710D48B239E98C288A6E13B89.png?imageView&thumbnail=890x0&quality=100" />

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/CB099631DC7ED335191B65B0CF8C9D7D.png?imageView&thumbnail=890x0&quality=100" />

A、1

B、-1

C、0

D、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/DC556C78E8D7995ACC196C10FA621725.png?imageView

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&thumbnail=890x0&quality=100" />

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/3EBAA2F957D69473CF23FAC26BE75F08.png?imageView&thumbnail=890x0&quality=100" />

A、无解.

B、只有零解.

C、<img src="http://edu-image.nosdn.127.net/562EF6E651CC68A0DF03793F296AA69A.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/E94D0DB8891ED038857DB5CA420DDCC4.png?imageView&thumbnail=890x0&quality=100" />


第三章 矩阵的初等变换与线性方程组单元测验

1、【单选题】<img src="http://edu-image.nosdn.127.net/D6E6A24D242CB41CF375395B1116342A.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/E0B4AAB9150FC7F35BD6C3D47F9ED65E.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/FEC30CA54401C7B0F1D2ECDA77E02188.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/BD8A9B69BD6409342C4EEE271D9C2C7D.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/5823F04A2AE0B95AECC38823040C04E9.png?imageView&thumbnail=890x0&quality=100" />


2、【单选题】<img src="http://edu-image.nosdn.127.net/1F5641BFB512DD1C4F55B01B13CE88E1.png?imageView

A、<img src="http://edu-image.nosdn.127.net/AF6B2BF267CF3CBFA0ED4974431BCA28.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/687FF73D6E5C2615DBF98B97C8C870E8.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/16F89B5D3DFA197E11279938945D03BD.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/5F3959FBBC6DBA03043BBA780A2B86DE.png?imageView&thumbnail=890x0&quality=100" />


3、【单选题】<img src="http://edu-image.nosdn.127.net/C8C6FD8C0FF00CC232C37D3082E5A96C.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/A65BB8A0A1A6E9952708043576D9635E.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/56C6AAC631A1E14970B561751161164B.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/5E6BB3E687A685297C0AE786259D56F6.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/B38DD3BD1942B5C30292C1DCC0645883.png?imageView&thumbnail=890x0&quality=100" />


4、【单选题】<img src="http://edu-image.nosdn.127.net/6918E4E41FE3F90416BD8D50B37D63B4.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/5EAB3C855342375CDE7D2D876B65D06E.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/47BB876C0B15923C1E3DB07E3483A9E3.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/33E4AE08E90AB938424AEFADBD698199.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/911C6D87980C935F9FCB4322E9A69686.png?imageView&thumbnail=890x0&quality=100" />


5、【单选题】<img src="http://edu-image.nosdn.127.net/62ABC761217C95DFD5A1D375B42A133B.png?imageView

A、<img src="http://edu-image.nosdn.127.net/0DFF03923543BEBB83FDABDD526265AF.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/1554FFF38762EAF90814BF873AFCDC89.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/982B8204B9328B2EBE4619F82D1D737E.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/18BFB42AC3166D7F5AD75CFB3C4D143F.png?imageView&thumbnail=890x0&quality=100" />


6、【单选题】<img src="http://edu-image.nosdn.127.net/CEB6F82E85A8A2559E141EA5EA724257.png?imageView&thumbnail=890x0&quality=100" />

A、1

B、 2

C、3

D、4


7、【单选题】<img src="http://edu-image.nosdn.127.net/A290451F17788A2740ED4A5641FAD383.png?imageView

A、<img src="http://edu-image.nosdn.127.net/0EAF1ACAE48188340C24A7E5DB541BDA.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/D8AB92C3AFFDBBC2AA38C71B7797B78F.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/3B9471C805A282EB3D38468F05752CE0.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/6E00D7359BFEF667C2E828C102D5EF61.png?imageView&thumbnail=890x0&quality=100" />


8、【单选题】<img src="http://edu-image.nosdn.127.net/EC20A81A89FF2C65080E2DB7156E9259.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/84681DF1818BF708EFCAB659C006EA41.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/E956442EB650AA51FBD0ACB99F5B56B0.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/A0DB0F4ADFC6B5FFFA7712AC35B28FEC.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/B8273B08F428BB37C0D535AF61EF542A.png?imageView&thumbnail=890x0&quality=100" />


9、【多选题】<img src="http://edu-image.nosdn.127.net/72692945B25AEA5A4CE299A1CC4E957A.png?imageView

A、<img src="http://edu-image.nosdn.127.net/E99F775F6EC27CB42CE246CED3A1ACDC.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/A08C12A483AB137D815D36EA05A6DB56.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/77AFF041EABDB05D45A2F72EC7A4DF5D.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/4EC0EB87B177D96A001FFBC3A5C48C2D.png?imageView&thumbnail=890x0&quality=100" />


10、【多选题】<img src="http://edu-image.nosdn.127.net/D094C61119BD21737947103C2E1F672D.png?imageView

A、<img src="http://edu-image.nosdn.127.net/E9610F88A836339FD89DCECBAE358552.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/AAA99BF789B77701AD51B372C6383CEC.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/518485518B3F72CF40EDFAF651996B9B.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/63CE734D44D63865099259AF508C64D3.png?imageView&thumbnail=890x0&quality=100" />


11、【判断题】<img src="http://nos.netease.com/edu-image/6f028ca31d064d44863229b0b1f2d6e7.png" />

A、正确

B、错误


12、【判断题】<img src="http://nos.netease.com/edu-image/964c7ed6ac2842a995e1abf4eb6a32b7.png" />

A、正确

B、错误


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

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】<img src="http://edu-image.nosdn.127.net/A4D56EB10E53501CB1A75EB67CC0D3BC.png?imageView

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/DBB19068BB8D341DA0C5F0FFBAF9B9D6.png?imageView

A、正确

B、错误


2、【判断题】<img src="http://edu-image.nosdn.127.net/680E900B030D5D014987B6CE48661959.png?imageView&thumbnail=890x0&quality=100" />

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&thumbnail=890x0&quality=100" />

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&thumbnail=890x0&quality=100" />

A、 -3

B、-4

C、4

D、3


2、【判断题】<img src="http://edu-image.nosdn.127.net/9B18E43F9142EB5A58A9B4ADEC4A1680.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、【单选题】<img src="http://edu-image.nosdn.127.net/6E13EBA701BB5CA46EBE8ADE6AB931C6.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/6BBFA0D309A8D902580332F6A673789A.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/A103A8F70153B38B86D01B2C14A2A242.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/3F72AB0106E481ABA0869B0C9CB0CBBA.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/59CDA6C7A51975881899711A63E00620.png?imageView&thumbnail=890x0&quality=100" />


3、【判断题】<img src="http://edu-image.nosdn.127.net/AFF990FDFA45C6688886B10F7232AA0E.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误


4.3.2 向量组的秩（2）

1、【判断题】<img src="http://edu-image.nosdn.127.net/2C05A167A8A337CB1BB79224AF5D1F06.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误


2、【判断题】<img src="http://edu-image.nosdn.127.net/588C5941467C56D4A542CF8F1D613126.png?imageView&thumbnail=890x0&quality=100" />

A、正确

B、错误


4.4.1 齐次线性方程组解的结构

1、【单选题】<img src="http://edu-image.nosdn.127.net/7892FBD5DC37B5490F7FF92A21FA335A.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/1E898BFBB43F2EBFEAB8F4981380E4FD.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/5E4995833CDAEC620395842DA86B47B5.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/D9D796275796627E72D0CC0466D8664F.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/2764DB2D292469ADA3AB3DB8A6D72A90.png?imageView&thumbnail=890x0&quality=100" />


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

A、正确

B、错误


3、【判断题】<img src="http://edu-image.nosdn.127.net/AAF687130640EAC7CEC36BA43D5ACEF0.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/D60395906DCD6057F6EBA867AC25AD16.png?imageView&thumbnail=890x0&quality=100" />

A、<img src="http://edu-image.nosdn.127.net/E3677C7684B03B5A619FF11D5627B11F.png?imageView&thumbnail=890x0&quality=100" />

B、<img src="http://edu-image.nosdn.127.net/C3DCAE7AF84BFFA1D31699BA7156DC0E.png?imageView&thumbnail=890x0&quality=100" />

C、<img src="http://edu-image.nosdn.127.net/F67FB47B0F89B5F961F319160BA5FFBF.png?imageView&thumbnail=890x0&quality=100" />

D、<img src="http://edu-image.nosdn.127.net/B82FCF1B466530E0EA93723BB2405CDF.png?imageView&thumbnail=890x0&quality=100" />


2、【判断题】<img src="http://edu-image.nosdn.127.net/C0EDEBEF838E58BFF39B10BAADD03EAB.png?imageView&thumbnail=890x0&quality=100" />

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&thumbnail=890x0&quality=100" />

A、正确

B、错误




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