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学科：大学数学实验
时间：2023-05-07 18:22:07
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题目1单选题
已知矩阵 <img src="https://tihai-oss-cloud.itihey.com/img/bdb0ad01a9870a48549c5c32c0edb7e6.jpg">,<img src="https://tihai-oss-cloud.itihey.com/img/555a32b4530aa2c2bbea74af0729760d.jpg"> ,计算AB-E= ( )A. <img src="https://tihai-oss-cloud.itihey.com/img/23df65534fae8d53d55c2c89dc56c6ab.jpg">B. <img src="https://tihai-oss-cloud.itihey.com/img/66bb36d5b282652daa1a7f60196c128f.jpg">C. <img src="https://tihai-oss-cloud.itihey.com/img/df4203d40eda148c94dfca33a7287b1e.jpg">D. <img src="https://tihai-oss-cloud.itihey.com/img/0cbcb873ad9c441299f43b54a3f8dbf1.jpg">
题目2单选题
<img src="https://tihai-oss-cloud.itihey.com/img/fcc86c2888932f52c7ef0b2cafe745ca.webp">= ( )A. 1B. -1C. 0D. 2
题目3单选题
已知矩阵<img src="https://tihai-oss-cloud.itihey.com/img/1e9cee3fdbe0731097dfd5aafb7c976f.webp"> ,矩阵A的逆= ( )A. <img src="https://tihai-oss-cloud.itihey.com/img/ee0dbcda7571e5ffb6ca51dacff05157.webp">B. <img src="https://tihai-oss-cloud.itihey.com/img/a5d0c9a7e6a3703e0d58b41f6d2ab76a.webp">C. <img src="https://tihai-oss-cloud.itihey.com/img/28c00fe32d21774689a7d7d51552efb5.webp">D. <img src="https://tihai-oss-cloud.itihey.com/img/29ecc568efb96f709cb43637233de120.webp">
题目4单选题
已知矩阵<img src="https://tihai-oss-cloud.itihey.com/img/76942df9821df8cb55c31d0a1dc0cfa9.webp"> ,矩阵B的逆= ( )A. <img src="https://tihai-oss-cloud.itihey.com/img/9ae168853812471341aee745011b0eab.webp">B. <img src="https://tihai-oss-cloud.itihey.com/img/71c37da5356208f393da930d8bac0f20.webp">C. <img src="https://tihai-oss-cloud.itihey.com/img/835ab026be2aabaa7e49c82ba242054b.webp">D. <img src="https://tihai-oss-cloud.itihey.com/img/37bed5d0d8b5daf5267d29d16c1e32e9.webp">
题目5单选题
已知矩阵 <img src="https://tihai-oss-cloud.itihey.com/img/36d1af691b5ef22fea0b9b7c47d09031.webp">,<img src="https://tihai-oss-cloud.itihey.com/img/5b0605234c16edaa9a806ff6f3ef66fc.webp"> ,计算3AB-A= ( )A. <img src="https://tihai-oss-cloud.itihey.com/img/10df42f0c1f6936dccb8121134c13d23.webp">B. <img src="https://tihai-oss-cloud.itihey.com/img/348e368bdcf0c130842727eabeeb8981.webp">C. <img src="https://tihai-oss-cloud.itihey.com/img/ace63b77ce745ddacc9fcd4567e9a4a4.webp">D. <img src="https://tihai-oss-cloud.itihey.com/img/2ae4fd7de8801d648efbc2caafe6d794.webp">
题目6单选题
<img src="https://tihai-oss-cloud.itihey.com/img/9ba5a45cb79384f5b4a152b62f5c6c62.webp"> ( )A. 9B. 10C. 11D. 12
题目7单选题
已知 <img src="https://tihai-oss-cloud.itihey.com/img/7f4fb2f6e9d5ed39eebebf01dc1407e3.webp">,则 <img src="https://tihai-oss-cloud.itihey.com/img/33071292c1e4a38d8abf796abca80a10.webp">( )A. 0B. 4C. 2D. 8
题目8单选题
<img src="https://tihai-oss-cloud.itihey.com/img/1d955de620304769ed603018ce08e2e0.webp"> ( )A. 10B. 16C. 20D. 24
题目9单选题
已知矩阵<img src="https://tihai-oss-cloud.itihey.com/img/b0d394a1c13cf2385a3e5ea917e811c5.webp"> ,<img src="https://tihai-oss-cloud.itihey.com/img/e98c85ffb27df359c681b045965ef4f0.webp"> ,计算4AB+3B-E= ( )A. <img src="https://tihai-oss-cloud.itihey.com/img/b75232ef2c1461272a47238d2888d961.webp">B. <img src="https://tihai-oss-cloud.itihey.com/img/1f840522df11b60da5130c651e251f3c.webp">C. <img src="https://tihai-oss-cloud.itihey.com/img/2b22220e3751e4ce147618bf5e42e771.webp">D. <img src="https://tihai-oss-cloud.itihey.com/img/dc9d015d45568efdbdd37398c00bfaf3.webp">
题目10单选题
<img src="https://tihai-oss-cloud.itihey.com/img/72aab6cb48e987d705e1820d85c9fccc.webp">=( )A. 3/5B. 0C. 1D. INF
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