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单选题 设 
为二阶阵, 
,则 
( )
学科：默认课程
时间：2026-04-12 13:25:34
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题目1单选题
行列式 <img src="https://tihai-oss-cloud.itihey.com/img/d609e9f2703d46c83ca579ef36f50607.png">的值为( )A. 2B. 1C. 0D. -1
题目2单选题
<img src="https://tihai-oss-cloud.itihey.com/img/d3932eac52df0fba45ca485d050583ac.png">,则 <img src="https://tihai-oss-cloud.itihey.com/img/319e049a981e23b6f9e03a8b3f36260d.png">( )A. -81B. -9C. 9D. 81
题目3单选题
<img src="https://tihai-oss-cloud.itihey.com/img/9d866411a2042d59c45cd75d5a02eb30.png">的值等于( )A. 12B. -12C. 0D. 2
题目4单选题
设 <img src="https://tihai-oss-cloud.itihey.com/img/de96016ba5edf0e6b3e16a9fa5640f62.png">为三阶阵, <img src="https://tihai-oss-cloud.itihey.com/img/a2ff8ab92fdf37f9fac709438bc37160.png">,则 <img src="https://tihai-oss-cloud.itihey.com/img/01f48894ab8659dc1be04308cb560a29.png">( )A. -2B. 0C. 4D. 2
题目5单选题
已知四阶行列式|A|的值为-24,则 <img src="https://tihai-oss-cloud.itihey.com/img/684cc212ac47537a546e444306e5e2f4.png">=( )A. 24B. -24C. 12D. -12
题目6单选题
设 <img src="https://tihai-oss-cloud.itihey.com/img/de96016ba5edf0e6b3e16a9fa5640f62.png">为二阶阵, <img src="https://tihai-oss-cloud.itihey.com/img/a2ff8ab92fdf37f9fac709438bc37160.png">,则 <img src="https://tihai-oss-cloud.itihey.com/img/01f48894ab8659dc1be04308cb560a29.png">( )A. 16B. -2C. 4D. 2
题目7单选题
设 <img src="https://tihai-oss-cloud.itihey.com/img/d5570610f44b592c959cc4a9baf2af63.png">,则 <img src="https://tihai-oss-cloud.itihey.com/img/6a1246b1ba085cb641be70af7e6df82d.png">( )A. 2B. 1/2C. 4D. 0
题目8单选题
下列行列式不为0的是( )A. <img src="https://tihai-oss-cloud.itihey.com/img/51dd73cf2e5494c28a3222e907e0e87e.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/96550831e66104b40ae9447626612bff.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/85dc40c6298782faf8223995421087ca.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/eb1f9cfeed70eef2dcb69c36614a97fd.png">
题目9单选题
下列说法错误的是( )A. 有两行完全相同的行列式值为零B. 交换行列式两行之后行列式值不变C. 行列式等于其转置行列式D. 将行列式的某行乘以数k(k≠0),等于用k乘以此行列式
题目10单选题
二阶行列式 <img src="https://tihai-oss-cloud.itihey.com/img/c3be8b4ec3d589c8fce9663a9a50a0ac.png">的充分必要条件是( )A. k≠-1且k≠3B. k≠3C. k≠-1D. k≠-1或≠3
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