【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/41E616F6BCDA9D71BE84C4597108751B.png title=13.png alt=13.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/BAEBD18BE3FBC5E8254CF48F1A8E6E07.png title=13-1.png alt=13-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/4278722F1658187AB743E89F98AEA60A.png title=13-2.png alt=13-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/FEA39B764168BA87D75434AC11ABC167.png title=13-3.png alt=13-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/545BDBCB9A5F112CBF53E1E70F0BF119.png title=13-4.png alt=13-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/6C62C68662DEB74A4C831A23EDCE510A.png title=12.png alt=12.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/BD763DE1E3C0F9E53E0BC2D2C2C1B738.png title=12-1.png alt=12-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/7A6A72D9B5D8D483CFE49DB4120A2556.png title=12-2.png alt=12-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/8972F96F50E93E6CED96183ED5F337D5.png title=12-3.png alt=12-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/1A2ACE409ABE1D5A0F85F7201C1222AF.png title=12-4.png alt=12-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/9CEE5C4AD77F60F59EDE9945216E9CCD.png title=31.png alt=31.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/69292ED6FDA09EFB2C82CB626F1F69AA.png title=31-1.png alt=31-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/838480C91DDCCD8C1AEDCABADD4E91D5.png title=31-2.png alt=31-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/4AE2BF577F6D7CC5E3A8ABB50B7F47D4.png title=31-3.png alt=31-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/9823877740D3353ABB41C3C5CA48DCB8.png title=31-4.png alt=31-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/0097CB8B891CCA773584648710F4B947.png title=11.png alt=11.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/7B40902CA9E0633D476058CB9F15D3C3.png title=11-1.png alt=11-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/6F1EABD67F82DE3ED67FBCE44D161276.png title=11-2.png alt=11-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/ED59030F7719C6C356A9919B68A66FAF.png title=11-3.png alt=11-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/6491F33DB4A23828369499F0137225CE.png title=11-4.png alt=11-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/6E0E708B627E7EE3B36893EE8075DDEB.png title=30.png alt=30.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/605F343EC43C997F9FA0764E126576F2.png title=30-1.png alt=30-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/F59DB794C1EBAAB4712060C8D199CB68.png title=30-2.png alt=30-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/539FBBECE18A740DD4DB5F61953E9752.png title=30-3.png alt=30-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/486632BECFF607E0CB14566C71B40A55.png title=30-4.png alt=30-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/04F94F298BC58AF1EA967E3B4390AA2C.png title=45.png alt=45.png/>
【单选题】
以下结论或等式正确的是( ).
①
<img src=https://huaweicloudobs.ahjxjy.cn/EF169EBF3B5A0E90651AB7ACE96B040C.png title=17-1.png alt=17-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/56B93981B002838971EBF25D3AC2F4A2.png title=17-2.png alt=17-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/E9F6BA41157D8CA46B9D5A3E81810734.png title=17-3.png alt=17-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/C7458F8E481319090B41CC8B524B3827.png title=17-4.png alt=17-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/62FE82C216CE89376ABAECAD27885B2C.png title=14.png alt=14.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/CA32C8E10E050D9A6550F694B8A4B48F.png title=14-1.png alt=14-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/5952853CABCCE94B90385066B98CFE5E.png title=14-2.png alt=14-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/AF1A30BCA241035CAADAE3F277C51583.png title=14-3.png alt=14-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/25085118195C02FF8202E639465C082C.png title=14-4.png alt=14-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/39D9B2CFD96BC159E9CF12859D438F07.png title=42.png alt=42.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/2625E92C431A4E01375CC11E9E47E3DF.png title=42-1.png alt=42-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/9960BD4F227791B04CF65EC362DD0E98.png title=42-2.png alt=42-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/08E2E135A8C43F903597147ED2BCE62A.png title=42-3.png alt=42-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/D99DBD371311A70D74107526ADD0E282.png title=42-4.png alt=42-4.png/>
【单选题】
下列矩阵可逆的是( )
①
<img src=https://huaweicloudobs.ahjxjy.cn/161D3A72A99AD12BD9CDA544F169E867.png title=20-1.png alt=20-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/7E12C5B6548A318B0226C7A4A39831AA.png title=20-2.png alt=20-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/D88FD8B552950CCCF175266CEA23A45C.png title=20-3.png alt=20-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/352773A38D3E1460EF6FFC94E1ABF61C.png title=20-4.png alt=20-4.png/>