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单选题 设矩阵Am×n的秩为R(A) = m < n, Em为m阶单位矩阵, 下列结论正确的是
学科：《线性代数》
时间：2024-05-10 18:04:02
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题目1单选题
<img src="https://tihai-oss-cloud.itihey.com/img/2e79fbe764fab2892f0df825b5d9a8ce.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/e55f45e770480a88c0f4f6d643487be5.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/6c9aa4141883da1d393c51f0d7453393.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/e235afe32ef2f5edb5633ad8b8662c16.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/bfb4c2cf72c7294cadafddb9f696c5cd.png">
题目2单选题
<img src="https://tihai-oss-cloud.itihey.com/img/b8402ac34e6c3e920ba3ff4f37a52d44.png">A. 1B. 2C. 3D. 4
题目3单选题
<img src="https://tihai-oss-cloud.itihey.com/img/88341477fcb3e906bf0816b9515b41cd.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/d5c03cdf85292d4e2d0c55253724295a.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/fabf625bcc7fdddcad453ca9a1179f4c.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/ed374ab3a71d2a4edb38e8e43c646cfb.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/3fcc7bf2b7309bcb6aee020c58031c49.png">
题目4单选题
<img src="https://tihai-oss-cloud.itihey.com/img/af4caabe4db5c7493da4103b3f42f5a6.png">A. 3B. 2C. 4D. 5
题目5单选题
<img src="https://tihai-oss-cloud.itihey.com/img/7fba187ef95f4d4853b8a49ee3cbf6b8.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/e55f45e770480a88c0f4f6d643487be5.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/bfb4c2cf72c7294cadafddb9f696c5cd.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/54f23164cfa9ececa7bf317def5c90cf.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/1a0dca35518945a65f55a51e4b23bf8e.png">
题目6单选题
<img src="https://tihai-oss-cloud.itihey.com/img/d13c7c39806c3a2f08c11a81ca7922e7.png">A. 至少有一个向量B. 没有一个向量C. 至多有一个向量D. 任何一个向量
题目7单选题
<img src="https://tihai-oss-cloud.itihey.com/img/6133540d7dd56875364bc91f328c1a8d.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/5fad2ae887d764014c10a8552afca380.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/b2cc03b65b9bcec9e871be5ee01280c6.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/d5be0e9ea93e4cda3aacfeb41486d38b.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/6e685095b0f120449d2577bcd259757f.png">
题目8单选题
设向量组a1, a2, a3线性无关, 则下列向量组线性相关的是A. a1 + a2, a2 + a3, a3 + a1B. a1, a1 + a2, a1+ a2 + a3C. a1-a2, a2-a3, a3-a1D. a1 + a2, 2a2 + a3, 3a3 + a1
题目9单选题
设矩阵Am×n的秩为R(A) = m < n, Em为m阶单位矩阵, 下列结论正确的是A. A的任意m个列向量必线性无关B. A的任意一个m阶子式不等于零C. 若矩阵B满足BA = 0, 则B = 0D. A通过行初等变换, 必可以化为(Em, 0)的形式
题目10单选题
<img src="https://tihai-oss-cloud.itihey.com/img/aba180b1bcf77d8beaefd37468bebc83.png">A. (I)相关Þ(II)相关B. (I)无关Þ(II)无关C. (II)无关Þ(I)无关D. (I)无关Û (II)无关
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