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单选题 
学科：默认课程
时间：2025-11-11 13:49:33
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题目1单选题
<img src="https://tihai-oss-cloud.itihey.com/img/9de5939f18660c679280122fe5ee7d0e.png">A. d/cB. cC. dD. 不是定值
题目2单选题
<img src="https://tihai-oss-cloud.itihey.com/img/6281567877da46e39be3bcafeb58ce83.png">A. -31B. 31C. 0D. -11
题目3单选题
<img src="https://tihai-oss-cloud.itihey.com/img/d572d63acea20711d63098e207b2757d.png">A. 0B. nC. nD. 1
题目4单选题
<img src="https://tihai-oss-cloud.itihey.com/img/657f4949568706150bd139a0af28fdca.png">A. 432B. 324C. 234D. 108
题目5单选题
<img src="https://tihai-oss-cloud.itihey.com/img/2c9d49719ae7809602e0c57ecb515d19.png">A. D中必有两行元素成比例B. D中必有一列元素全为零C. D中必有一行是另两行之和D. 以上说法都不对
题目6单选题
<img src="https://tihai-oss-cloud.itihey.com/img/d4977142ef2676d717ddffe98a69231d.png">A. 1B. abcdC. <img src="https://tihai-oss-cloud.itihey.com/img/118ce497b78bbfde3d97c1e785ead5ac.png">D. 0
题目7单选题
<img src="https://tihai-oss-cloud.itihey.com/img/d147cef416cff5d33d8145d406bd086b.png">A. abcd+ab+cd+ad+1B. abcdC. abcd+ab+cd+ac+bdD. 1
题目8单选题
<img src="https://tihai-oss-cloud.itihey.com/img/bcad15029193fcc72b8cf0844026a8d7.png">A. 4B. -4C. 2D. -2
题目9单选题
<img src="https://tihai-oss-cloud.itihey.com/img/c8669608083e2016af3dcc89854e5719.png">A. 2B. -2或3C. 0D. -3或2
题目10单选题
<img src="https://tihai-oss-cloud.itihey.com/img/6adc166fd8dbf081adf59171914bdd68.png">A. 2,1B. -2,1C. 2,-1D. -2.-1
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