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矩阵A在()时秩改变.《》()
分类: 数学2 (军队文职)
发布时间: 2023-11-03 09:29
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矩阵A在()时秩改变.《》()
A.转置
B.初等变换
C.乘以奇异矩阵
D.乘以非奇异矩阵
正确答案是C
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