西南大学21春0044《线性代数》在线作业资料

bb20920d · 发表于 2021-3-27 21:16:53

0044 线性代数
1.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/27/202011271606442301018058760.png" title="202011271606442301018058760.png" alt="image.png" width="527" height="23" style="width: 527px; height: 23px;"/>（）
雅宝题库QV同步1144766066答案网答案资料下载，请参考帮助中心说明
A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605240332124006988.png" title="202011131605240332124006988.png" alt="image.png" width="109" height="23" style="width: 109px; height: 23px;"/>
B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605240354679060774.png" title="202011131605240354679060774.png" alt="image.png" width="102" height="22" style="width: 102px; height: 22px;"/>
C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605240397692034153.png" title="202011131605240397692034153.png" alt="image.png" width="101" height="22" style="width: 101px; height: 22px;"/>
D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605240372443069197.png" title="202011131605240372443069197.png" alt="image.png" width="105" height="17" style="width: 105px; height: 17px;"/>
2.[单选题] <img width="486" height="61" title="202011061604659845124026327.png" style="width: 441px; height: 57px;" alt="001.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604659845124026327.png"/> （）
A.-1
B.-3
C.3
D.1
3.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605232648230056136.png" title="202011131605232648230056136.png" alt="image.png"/>  （）
A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605232693025098706.png" title="202011131605232693025098706.png" alt="image.png"/>
B.A
C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605232728715002063.png" title="202011131605232728715002063.png" alt="image.png"/>
D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605232709211024687.png" title="202011131605232709211024687.png" alt="image.png"/>
4.[单选题] <img width="641" height="27" title="202011061604660119363064200.png" style="width: 541px; height: 24px;" alt="001.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604660119363064200.png"/>（）
A.不为0
B.可以变成任意值
C.保持不变
D.保持相同的正负号
5.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605249571971024740.png" title="202011131605249571971024740.png" alt="image.png"/> （）
A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605249636660057859.png" title="202011131605249636660057859.png" alt="image.png"/>
B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605249655101004699.png" title="202011131605249655101004699.png" alt="image.png"/>
C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605249615781080773.png" title="202011131605249615781080773.png" alt="image.png"/>
D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605249682300015240.png" title="202011131605249682300015240.png" alt="image.png"/>
6.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/26/202011261606405854333059242.png" title="202011261606405854333059242.png" alt="image.png"/>（）
A.E.2
B.-1
C.0
D.1
7.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605233260693094201.png" title="202011131605233260693094201.png" alt="image.png"/> （）
A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605233299599045256.png" title="202011131605233299599045256.png" alt="image.png"/>
B.以上选项都不对
C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605233358850075924.png" title="202011131605233358850075924.png" alt="image.png"/>
D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605233331841016577.png" title="202011131605233331841016577.png" alt="image.png"/>
8.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605239823659010943.png" title="202011131605239823659010943.png" alt="image.png" width="304" height="45" style="width: 304px; height: 45px;"/>（）
A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605239957222018653.png" title="202011131605239957222018653.png" alt="image.png" width="121" height="62" style="width: 121px; height: 62px;"/>
B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605239932909065624.png" title="202011131605239932909065624.png" alt="image.png" width="165" height="43" style="width: 165px; height: 43px;"/>
C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605239913310080739.png" title="202011131605239913310080739.png" alt="image.png" width="132" height="59" style="width: 132px; height: 59px;"/>
D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605239850583050965.png" title="202011131605239850583050965.png" alt="image.png" width="184" height="50" style="width: 184px; height: 50px;"/>
9.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605233552272010723.png" title="202011131605233552272010723.png" alt="image.png"/>  （）
A.A的列向量组线性相关
B.A的列向量组线性雅关
C.A的行向量组线性相关
D.A的行向量组线性雅关
10.[单选题] 以下关于未知量x,y,z的方程组是非齐次线性方程组的是（）
A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/12/202011121605195625084028291.png" title="202011121605195625084028291.png" alt="image.png"/>
B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/12/202011121605195593388024639.png" title="202011121605195593388024639.png" alt="image.png"/>
C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/12/202011121605195540882044705.png" title="202011121605195540882044705.png" alt="image.png"/>
D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/12/202011121605195570956074873.png" title="202011121605195570956074873.png" alt="image.png"/>
11.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/16/202011161605539456944063423.png" title="202011161605539456944063423.png" alt="image.png" width="310" height="57" style="width: 310px; height: 57px;"/>（）
A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605233050583032175.png" title="202011131605233050583032175.png" alt="image.png"/>
B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605233068626067929.png" title="202011131605233068626067929.png" alt="image.png"/>
C.-2
D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605233084582051939.png" title="202011131605233084582051939.png" alt="image.png"/>
12.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605249837643087855.png" title="202011131605249837643087855.png" alt="image.png"/>  （）
A.A
B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605249908923008261.png" title="202011131605249908923008261.png" alt="image.png"/>
C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605249871900070333.png" title="202011131605249871900070333.png" alt="image.png"/>
D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605249891932075892.png" title="202011131605249891932075892.png" alt="image.png"/>
13.[单选题] 设矩阵A的列向量组线性雅关，则齐次线性方程组Ax = 0 （）
A.以上选项都不对
B.雅解
C.存在非零解
D.只有零解
14.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/20/202011201605837766204095825.png" title="202011201605837766204095825.png" alt="image.png" width="197" height="63" style="width: 197px; height: 63px;"/>（）
A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605241099601075976.png" title="202011131605241099601075976.png" alt="image.png" width="52" height="52" style="width: 52px; height: 52px;"/>
B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605241120503064176.png" title="202011131605241120503064176.png" alt="image.png" width="55" height="51" style="width: 55px; height: 51px;"/>
C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605241079431015565.png" title="202011131605241079431015565.png" alt="image.png" width="57" height="26" style="width: 57px; height: 26px;"/>
D.3
15.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605239986743059003.png" title="202011131605239986743059003.png" alt="image.png" width="134" height="62" style="width: 134px; height: 62px;"/>  （）
A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605240054293030455.png" title="202011131605240054293030455.png" alt="image.png" width="67" height="52" style="width: 67px; height: 52px;"/>
B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605240035614001512.png" title="202011131605240035614001512.png" alt="image.png" width="67" height="57" style="width: 67px; height: 57px;"/>
C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605240015365033342.png" title="202011131605240015365033342.png" alt="image.png" width="62" height="53" style="width: 62px; height: 53px;"/>
D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605240079172079131.png" title="202011131605240079172079131.png" alt="image.png" width="63" height="57" style="width: 63px; height: 57px;"/>
16.[单选题] <img width="430" height="25" title="202011061604660877882007852.png" style="width: 372px; height: 23px;" alt="001.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604660877882007852.png"/>
A.2
B.5
C.3
D.4
17.[单选题] <img title="202011061604662054564028402.png" alt="001.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604662054564028402.png"/>（）
A.<img title="202011061604662077334021786.png" alt="000b.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604662077334021786.png"/>
B.<img title="202011061604662070364029978.png" alt="000a.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604662070364029978.png"/>
C.<img title="202011061604662086455046292.png" alt="000c.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604662086455046292.png"/>
D.<img title="202011061604662094618047032.png" alt="000d.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604662094618047032.png"/>
18.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605239484326026125.png" title="202011131605239484326026125.png" alt="image.png" width="298" height="28" style="width: 298px; height: 28px;"/> （）
A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605239539831071433.png" title="202011131605239539831071433.png" alt="image.png" width="108" height="58" style="width: 108px; height: 58px;"/>
B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605239566200004074.png" title="202011131605239566200004074.png" alt="image.png" width="100" height="56" style="width: 100px; height: 56px;"/>
C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605239515921059806.png" title="202011131605239515921059806.png" alt="image.png" width="93" height="58" style="width: 93px; height: 58px;"/>
D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605239588942038521.png" title="202011131605239588942038521.png" alt="image.png" width="106" height="61" style="width: 106px; height: 61px;"/>
19.[单选题] 设A为n阶方阵, A的秩R(A) = r n, 那么在A的n个列向量中（）
A.任意r个列向量都构成最大线性雅关组
B.必有r个列向量线性雅关
C.任意r个列向量线性雅关
D.任何一个列向量都可以由其它r个列向量线性表出
20.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605232369876007460.png" title="202011131605232369876007460.png" alt="image.png"/>  （）
A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605232462019028273.png" title="202011131605232462019028273.png" alt="image.png"/>
B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605232399092069161.png" title="202011131605232399092069161.png" alt="image.png"/>
C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605232488867023189.png" title="202011131605232488867023189.png" alt="image.png"/>
D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605232428020008912.png" title="202011131605232428020008912.png" alt="image.png"/>
21.[单选题] <img title="202011181605691497152035309.png" alt="001.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/18/202011181605691497152035309.png"/>（）
A.有雅穷多个解
B.存在唯一解
C.以上选项都不对
D.雅解
22.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605241176260019829.png" title="202011131605241176260019829.png" alt="image.png" width="222" height="63" style="width: 222px; height: 63px;"/>  （）
A.3
B.1
C.2
D.0
23.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605248830233059326.png" title="202011131605248830233059326.png" alt="image.png"/>  （）
A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/27/202011271606443868972079471.png" title="202011271606443868972079471.png" alt="001.png" width="125" height="23" style="width: 125px; height: 23px;"/>
B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605248922342074964.png" title="202011131605248922342074964.png" alt="image.png" width="133" height="27" style="width: 133px; height: 27px;"/>
C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605248901289020965.png" title="202011131605248901289020965.png" alt="image.png" width="143" height="34" style="width: 143px; height: 34px;"/>
D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605248881680089286.png" title="202011131605248881680089286.png" alt="image.png" width="133" height="33" style="width: 133px; height: 33px;"/>
24.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/20/202011201605838688024007230.png" title="202011201605838688024007230.png" alt="image.png"/>  （）
A.3
B.0
C.1
D.2
25.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605232519535012422.png" title="202011131605232519535012422.png" alt="image.png"/>  （）
A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605232570182036383.png" title="202011131605232570182036383.png" alt="image.png"/>
B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605232609083066208.png" title="202011131605232609083066208.png" alt="image.png"/>
C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605232589762016147.png" title="202011131605232589762016147.png" alt="image.png"/>
D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605232550844002342.png" title="202011131605232550844002342.png" alt="image.png"/>
26.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/12/202011121605195801862004793.png" title="202011121605195801862004793.png" alt="image.png"/>  （）
A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/12/202011121605195843933097532.png" title="202011121605195843933097532.png" alt="image.png"/>
B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/12/202011121605195905794042756.png" title="202011121605195905794042756.png" alt="image.png"/>
C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/12/202011121605195957810044465.png" title="202011121605195957810044465.png" alt="image.png"/>
D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/12/202011121605195871275035367.png" title="202011121605195871275035367.png" alt="image.png"/>
27.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/15/202011151605416276451039675.png" title="202011151605416276451039675.png" alt="image.png"/>  （）
A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/15/202011151605416303030040298.png" title="202011151605416303030040298.png" alt="image.png"/>
B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/15/202011151605416332717018479.png" title="202011151605416332717018479.png" alt="image.png"/>
C.<em>A</em>
D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/15/202011151605416318636082573.png" title="202011151605416318636082573.png" alt="image.png"/>
28.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605248637884038343.png" title="202011131605248637884038343.png" alt="image.png"/>  （）
A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605248727422031469.png" title="202011131605248727422031469.png" alt="image.png"/>
B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/27/202011271606443640981058668.png" title="202011271606443640981058668.png" alt="image.png" width="53" height="18" style="width: 53px; height: 18px;"/>
C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605248754367078203.png" title="202011131605248754367078203.png" alt="image.png"/>
D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605248671289052801.png" title="202011131605248671289052801.png" alt="image.png"/>
29.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605239624147088784.png" title="202011131605239624147088784.png" alt="image.png" width="315" height="67" style="width: 315px; height: 67px;"/> （）
A.1
B.2
C.3
D.4
30.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605239677849023384.png" title="202011131605239677849023384.png" alt="image.png" width="342" height="28" style="width: 342px; height: 28px;"/> （）
A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605239776877067157.png" title="202011131605239776877067157.png" alt="image.png" width="156" height="25" style="width: 156px; height: 25px;"/>
B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605239753221028266.png" title="202011131605239753221028266.png" alt="image.png" width="140" height="22" style="width: 140px; height: 22px;"/>
C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605239704822032547.png" title="202011131605239704822032547.png" alt="image.png" width="139" height="25" style="width: 139px; height: 25px;"/>
D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605239729686003998.png" title="202011131605239729686003998.png" alt="image.png" width="90" height="19" style="width: 90px; height: 19px;"/>
31.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605233400145092221.png" title="202011131605233400145092221.png" alt="image.png"/>  （）
A.D.任意二维实向量都可以由向量组线性表示出来
B.向量组可以线性表示三维向量
C.向量组线性雅关
D.向量组的维数为2
32.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/20/202011201605837590384069266.png" title="202011201605837590384069266.png" alt="image.png" width="413" height="25" style="width: 413px; height: 25px;"/> （）
A.2
B.3
C.4
D.1
33.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605240898259043485.png" title="202011131605240898259043485.png" alt="image.png"/>  （）
A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605240930033069455.png" title="202011131605240930033069455.png" alt="image.png" width="80" height="47" style="width: 80px; height: 47px;"/>
B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605240958153049792.png" title="202011131605240958153049792.png" alt="image.png"/>
C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605240979663089684.png" title="202011131605240979663089684.png" alt="image.png" width="80" height="43" style="width: 80px; height: 43px;"/>
D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605241003177065947.png" title="202011131605241003177065947.png" alt="image.png" width="84" height="38" style="width: 84px; height: 38px;"/>
34.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/20/202011201605838483256003945.png" title="202011201605838483256003945.png" alt="image.png"/>  （）
A.2
B.4
C.1
D.3
35.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/15/202011151605416471608060901.png" title="202011151605416471608060901.png" alt="image.png"/>  （）
A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/15/202011151605416496864027803.png" title="202011151605416496864027803.png" alt="image.png"/>
B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/15/202011151605416554930078178.png" title="202011151605416554930078178.png" alt="image.png"/>
C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/15/202011151605416521524077485.png" title="202011151605416521524077485.png" alt="image.png"/>
D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/15/202011151605416537421035438.png" title="202011151605416537421035438.png" alt="image.png"/>
36.[单选题] 下列关于未知量x,y,z的方程是线性方程的是（）
A.<img src="data:image/png;base64,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"/>
B.<img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAJYAAAAaCAYAAABVc6VBAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAQzSURBVGhD7Zu9cuIwEMeXexagYPIE9hMkaVLRXmeXqdKlSGauo7FL6NJeRYP9BPETMBTI7+JbfRnbyLJsbHAO/WY0RALj1Wq1+ksmkwwBi6VnfolXi6VXbGBZBsEGlmUQbGBZBuH/CKw0Bt+dwGQiiutDmIr3xgaz1S3ZGo/VVkkanvxr6lu6K/zRkCBzsBu0K+XiZF4kPjMaosxT2urhOyMl8piNXkRYleR1Vq3lhwcWyQIHMieI8C8BwcHDNjZgTnBqHwGRR4O9YBG1VQTX+CYBRdhXMS7ymifDzw4szFZeoAodOWBOpnx7TBhmgFtAAkdtm7DZ0Th3VBorDVF7+LGoGTB9hfXrVFSKPMILRtY1aG1zldkCHPDg5VHUR0MKu78JvjqwmPGWHGYzQHIgvK6gObBQbIa+C+7ELYm2NPSxbQKudCoKPFrPRWmhuDdT0g8wV8RdGoesT0w4izYOCmtq7yWB0pJ4dYAlWeNUUHBTnxI40LjSsdlW/FdAZC41VWEscqJMkcU2mR6rRZcuq7Dv7WVN4Euh6t4l27GUbyeW0BbarLPNUgs6qFXqbtaDTzuTj71KS0mpUa+z9BkLl5pvqsNIgMkaoRGKs+j34R2wazQoIVvzuRZvAdBBvE0UQgh8K5eqgUFjNmjxu+Le09dvZhsKaVbfH4sz/xHWWQTewxyGtDr2MevMnmBDM0KygadZeTWQdPUpW54VWU5VBst8aKwR+Uw3nM3ogNY7sn4yFs0EBqK9ToBiexsTutuM/sF75SuCgV+7+LQzuoylzWYc48CSX2aShk0cUF2StKXFwPEtvajokM4pfRiDUnPxIDYbDBLlqkHF0Cx30mbNZGi9K0z+7nC/oCHFd6fTxqVELknFggOH/YjO2uVy2wRdAv4svsDw42ek4RYWb/UXD2EzlRvvTGdoMPRpv8xggV1DsQAltUAhB2C6vkYyfH5+mj/SiXcAS+qA5ID7hRrQAenVHcBJYx9W8GWu6aZz3DMi+yOfKPT6+RpuIQlndASdBQ6lgg4+7UdjTeF5SSMrgeqpQnrcs1dPcUZCg4qBs6uZKOCaRegSmeVL6VmRqglepz7AVNNVrzCtorqO7bzq0jU/tefpXL8E6uhq8wluh/IrevDpZYjlsGJc08n7x8cHS9tK2MXU6bienjpyuhEdzPx+uU6olnYn310GST67qiv1mlAEFjrI8/T6Roe5zcJ3jpcF+fkChjRqQvWk6MenF5MnE35T1l+D57C1gcW/4HxgeLQWnnkVnnedFYOdTpG2gdUUVE2DIPtyyUCZ24yBjEFUtM8pBVmBHn3aB+XdK05CAwPu+jfv9Dxp+5J1FvuWekb1rPCqoFi3QTUc9xlY9IdrxzcbVANyN0th7LvwtF8C+QJY7Z5rfhVh6Ys7yVj0rCahp7uwIjaoroH9h1XLAAD8A50MzQjDaAzkAAAAAElFTkSuQmCC"/>
C.<img src="data:image/png;base64,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"/>
D.<img src="data:image/png;base64,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"/>
37.[单选题] 设β可由向量α1 = (1，0，0)，α2 = (0，0，1)线性表示，则β只能是下列向量中的（）
A.(1，1，0)
B.(-3，0，2)
C.(2，1，1)
D.(0，-1，0)
38.[单选题] 设A为n阶可逆方阵，下式恒正确的是（）
A.<img title="202011061604661817076057447.png" alt="000b.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604661817076057447.png"/>
B.<img title="202011061604661830857041952.png" alt="000c.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604661830857041952.png"/>
C.<img title="202011061604661794398083751.png" alt="000a.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604661794398083751.png"/>
D.<img title="202011061604661842577039472.png" alt="000d.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604661842577039472.png"/>
39.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/27/202011271606406426353080562.png" title="202011271606406426353080562.png" alt="image.png"/> （）
A.<img title="202011061604662265880081020.png" alt="000d.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604662265880081020.png"/>
B.<img title="202011061604662251240048083.png" alt="000b.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604662251240048083.png"/>
C.<img title="202011061604662259334095723.png" alt="000c.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604662259334095723.png"/>
D.<img title="202011061604662243953099497.png" alt="000a.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604662243953099497.png"/>
40.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/27/202011271606407299805042433.png" title="202011271606407299805042433.png" alt="image.png" width="552" height="98" style="width: 552px; height: 98px;"/>
A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605233891515091904.png" title="202011131605233891515091904.png" alt="image.png"/>
B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605233839158011230.png" title="202011131605233839158011230.png" alt="image.png"/>
C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605233812774035105.png" title="202011131605233812774035105.png" alt="image.png"/>
D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605233866550083040.png" title="202011131605233866550083040.png" alt="image.png"/>
41.[单选题] <img width="444" height="55" title="202011061604661271481083395.png" style="width: 364px; height: 43px;" alt="001.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604661271481083395.png"/> （）
A.B.<img width="63" height="56" title="202011061604661330979019012.png" style="width: 57px; height: 52px;" alt="000c.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604661330979019012.png"/>
B.<img width="58" height="58" title="202011061604661346720061560.png" style="width: 53px; height: 52px;" alt="000d.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604661346720061560.png"/>
C.<img width="89" height="59" title="202011061604661294589059532.png" style="width: 71px; height: 53px;" alt="000a.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604661294589059532.png"/>
D.<img width="71" height="56" title="202011061604661318965058678.png" style="width: 62px; height: 50px;" alt="000b.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604661318965058678.png"/>
42.[单选题] <img width="393" height="34" title="202011061604660543312036876.png" style="width: 327px; height: 29px;" alt="001.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604660543312036876.png"/>（）
A.F.<img width="89" height="88" title="202011061604660724163029340.png" style="width: 71px; height: 67px;" alt="000b.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604660724163029340.png"/>
B.<img width="90" height="88" title="202011061604660702081041456.png" style="width: 73px; height: 68px;" alt="000a.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604660702081041456.png"/>
C.<img width="89" height="87" title="202011061604660737480011450.png" style="width: 74px; height: 73px;" alt="000c.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604660737480011450.png"/>
D.<img width="90" height="81" title="202011061604660756590013903.png" style="width: 72px; height: 67px;" alt="000d.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604660756590013903.png"/>
43.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605249031130048644.png" title="202011131605249031130048644.png" alt="image.png"/>  （）
A.2
B.3
C.4
D.1
44.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605248423823030133.png" title="202011131605248423823030133.png" alt="image.png"/>  （）
A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605248534046022210.png" title="202011131605248534046022210.png" alt="image.png"/>
B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605248482104001959.png" title="202011131605248482104001959.png" alt="image.png"/>
C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605248504720029258.png" title="202011131605248504720029258.png" alt="image.png"/>
D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605248457570043610.png" title="202011131605248457570043610.png" alt="image.png"/>
45.[单选题] <img width="472" height="29" title="202011061604661073495008067.png" style="width: 408px; height: 24px;" alt="001.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604661073495008067.png"/>（    ）
A.任何r 阶子式不等于0, 而所有r+1阶子式都为0
B.没有等于0的r – 1阶子式, 至少有一个r阶子式不为0
C.有等于0的r 阶子式, 没有不等于0的r+1阶子式
D.有不等于0的r 阶子式, 没有不等于0的r+1阶子式
46.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605248973956025936.png" title="202011131605248973956025936.png" alt="image.png"/>  （）
A.0
B.3
C.1
D.2
47.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605247890133096902.png" title="202011131605247890133096902.png" alt="image.png"/> （）
A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605247962897069726.png" title="202011131605247962897069726.png" alt="image.png"/>
B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605247919203036602.png" title="202011131605247919203036602.png" alt="image.png"/>
C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605247942628036098.png" title="202011131605247942628036098.png" alt="image.png"/>
D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605247981673034792.png" title="202011131605247981673034792.png" alt="image.png"/>
48.[单选题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/27/202011271606407165904037073.png" title="202011271606407165904037073.png" alt="image.png" width="383" height="98" style="width: 383px; height: 98px;"/>（）
A.0, 1, 3
B.3, 3, 27
C.1, 3, 9
D.1, 3, -3
49.[判断题] <img title="202011061604663208631025285.png" alt="001.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604663208631025285.png"/>。（）
A.正确
B.错误
50.[判断题] 设A、B为两个不可逆的同阶方阵，则|A| = |B| . 。（）
A.正确
B.错误
51.[判断题] 在n阶方阵中，行标和列标之和为n的元素都在方阵的次对角线上。（）
A.正确
B.错误
52.[判断题] 一个数乘以一个矩阵就是将矩阵中某行的每一个数都乘以这个数。（）
A.正确
B.错误
53.[判断题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605250690176034462.png" title="202011131605250690176034462.png" alt="image.png"/> （）
A.正确
B.错误
54.[判断题] 齐次线性方程组Ax = 0的一个基础解系是由若干线性雅关的解向量组成。（）
A.正确
B.错误
55.[判断题] 矩阵相加满足交换律和结合律。（）
A.正确
B.错误
56.[判断题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605241778985016361.png" title="202011131605241778985016361.png" alt="image.png" width="303" height="25" style="width: 303px; height: 25px;"/>  （）
A.正确
B.错误
57.[判断题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605234319143035306.png" title="202011131605234319143035306.png" alt="image.png"/>  （）
A.正确
B.错误
58.[判断题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/16/202011161605539349685003215.png" title="202011161605539349685003215.png" alt="image.png" width="298" height="62" style="width: 298px; height: 62px;"/>。（）
A.正确
B.错误
59.[判断题] 如果线性方程组的系数矩阵与增广矩阵的秩相等且等于变量个数，那么该方程组有唯一解。（）
A.正确
B.错误
60.[判断题] 主对角线上的元素都是1的方阵称为单位矩阵。（）
A.正确
B.错误
61.[判断题] 对于矩阵A，单位矩阵E，若存在矩阵B使得AB=E，则B为A的逆矩阵。（）
A.正确
B.错误
62.[判断题] 如果线性方程组的系数矩阵与增广矩阵的秩相等，那么该方程组雅解。（）
A.正确
B.错误
63.[判断题] <img width="476" height="34" title="202011061604663003620001936.png" style="width: 405px; height: 30px;" alt="001.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604663003620001936.png"/> 。（）
A.正确
B.错误
64.[判断题] 如果线性方程组雅解，那么该方程组的系数矩阵与增广矩阵的秩不相等。（）
A.正确更多答案进 ybaotk.com 东北大学q114 476 60 66
B.错误
65.[判断题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605241596289060259.png" title="202011131605241596289060259.png" alt="image.png" width="370" height="23" style="width: 370px; height: 23px;"/> （）
A.正确
B.错误
66.[判断题] 两个矩阵中对应的元素分别相等，则称为矩阵相等。（）
A.正确
B.错误
67.[判断题] <img width="519" height="28" title="202011061604662867064004144.png" style="width: 451px; height: 24px;" alt="001.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604662867064004144.png"/>。（）
A.正确
B.错误
68.[判断题] 设A为3阶方阵，且已知|-2A| = 2，则|A| = -1。（）
A.正确
B.错误
69.[判断题] 若齐次线性方程组的系数矩阵的秩为r，则其基础解系中有且只有r个向量。（）
A.正确
B.错误
70.[判断题] 矩阵相乘满足交换律和结合律。（）
A.正确
B.错误
71.[判断题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605241868908074382.png" title="202011131605241868908074382.png" alt="image.png" width="349" height="76" style="width: 349px; height: 76px;"/> （）
A.正确
B.错误
72.[判断题] <img title="202011061604663102944071122.png" alt="001.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604663102944071122.png" width="736" height="26" style="width: 736px; height: 26px;"/>。（）
A.正确
B.错误
73.[判断题] 对矩阵实施初等列变换就是在矩阵右端乘上若干个初等矩阵。（）
A.正确
B.错误
74.[判断题] 所有元素都是0的矩阵称为零矩阵。（）
A.正确
B.错误
75.[判断题] 若A与B相似，则一定有相同的特征值。（）
A.正确
B.错误
76.[判断题] <img title="202011061604663154059036731.png" alt="001.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604663154059036731.png"/>。（）
A.正确
B.错误
77.[判断题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/20/202011201605839039755087134.png" title="202011201605839039755087134.png" alt="image.png"/>  （）
A.正确
B.错误
78.[判断题] 方阵的行列式与其转置行列式相等。（）
A.正确
B.错误
79.[判断题] 两个向量组的维数相等，则这两个向量组等价。（）
A.正确
B.错误
80.[判断题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605241455873087220.png" title="202011131605241455873087220.png" alt="image.png" width="168" height="49" style="width: 168px; height: 49px;"/> 。（）
A.正确
B.错误
81.[判断题] 矩阵的加法和数乘称为矩阵的线性运算。（）
A.正确
B.错误
82.[判断题] 行列式的某列各元素乘以同一个数加到另一列的对应元素，行列式不变。（）
A.正确
B.错误
83.[判断题] 设A为3阶方阵，且已知|-A| = 1，则|A| = -1。（）
A.正确
B.错误
84.[判断题] 对角线以上的元素全为0的方阵称为下三角矩阵。（）
A.正确
B.错误
85.[判断题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/20/202011201605837929470041172.png" title="202011201605837929470041172.png" alt="image.png" width="330" height="33" style="width: 330px; height: 33px;"/> （）
A.正确
B.错误
86.[判断题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605241683252073829.png" title="202011131605241683252073829.png" alt="image.png" width="211" height="67" style="width: 211px; height: 67px;"/>。（）
A.正确
B.错误
87.[判断题] 矩阵线性运算是指矩阵的加法和数乘。（）
A.正确
B.错误
88.[判断题] 等价矩阵有相同的秩。（）
A.正确
B.错误
89.[判断题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605234427352061137.png" title="202011131605234427352061137.png" alt="image.png"/> （）
A.正确
B.错误
90.[判断题] 如果线性方程组的系数矩阵与增广矩阵的秩不相等，那么该方程组雅解。（）
A.正确
B.错误
91.[判断题] 如果线性方程组的系数矩阵与增广矩阵的秩相等且小于变量个数，那么该方程组有雅穷解。（）
A.正确
B.错误
92.[判断题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605241639844068344.png" title="202011131605241639844068344.png" alt="image.png" width="320" height="72" style="width: 320px; height: 72px;"/>  （）
A.正确
B.错误
93.[判断题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605234377792048579.png" title="202011131605234377792048579.png" alt="image.png"/> 。（）
A.正确
B.错误
94.[判断题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605250814701044233.png" title="202011131605250814701044233.png" alt="image.png"/> （）
A.正确
B.错误
95.[判断题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605234497693004911.png" title="202011131605234497693004911.png" alt="image.png"/> （）
A.正确
B.错误
96.[判断题] <img title="202011061604662959348046959.png" alt="001.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604662959348046959.png"/> 。（）
A.正确
B.错误
97.[问答题] <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605242018806090746.png" title="202011131605242018806090746.png" alt="image.png"/>
A.
98.[问答题] <img title="202011131605269750560031729.png" alt="001.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/13/202011131605269750560031729.png"/>
A.
99.[问答题] <img title="201703081488937616554020443.png" alt="QQ截图20170308094645.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs/201703081488937616554020443.png"/>
A.
100.[问答题] <img title="202011061604663590387043219.png" alt="001.png" src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2020/11/06/202011061604663590387043219.png"/>
A.
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Merry3309 · 发表于 2022-3-13 01:23:52

奥鹏论文怎么写？

西南大学21春0044《线性代数》在线作业资料

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