【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/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/E8A3B6E0BABD79C0A4B1085F13E8AECA.png title=3.png alt=3.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/CCB262151FF70754533754FDFC3319C8.png title=3-1.png alt=3-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/83A1AEA490DB4820951AF907108F79C1.png title=3-2.png alt=3-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/74B78581095A22F88DDA8A4CAA34704C.png title=3-3.png alt=3-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/CC7D345862A2E284E535841FF229A55E.png title=3-4.png alt=3-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/115C631A3CE70F1A61D5B209439A9F73.png title=43.png alt=43.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/B22720AE19FEF095718BF020B6FC0621.png title=43-1.png alt=43-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/75263DA522B164E955130BC081738A6E.png title=43-2.png alt=43-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/C333D147B4ADBDFF6A63DB202A6E204F.png title=43-3.png alt=43-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/9551D44914818B1E8806142BE381A63C.png title=43-4.png alt=43-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/EBAE051745C3717BC3EE3EC439A7E1A1.png title=35.png alt=35.png/>