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问题详情

设A是方阵，如有矩阵关系式AB=AC，则必有（）（单选）—4分

A、A=0

B、B≠C时A=0

C、A≠0时B=C

D、|A|≠0时B=C

时间：2021-09-03 17:04 关键词：弘成河北建筑工程学院财务管理（本科）工程数学线代及概率作业

答案解析

D@#@A@#@B@#@C

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