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矩阵做初等行变换时,能不能直接把某一行除以同一个数
矩阵做初等行变换时,能不能直接把某一行除以同一个数
比如某一行是a 2a 5a 在a≠0的情况下能不能直接除以a 得到1 2 5
2025-03-15 05:45:43
推荐回答(1个)
回答1:
你说的做法是可以的,但描述不太准确。初等变换只能说某一行乘以一倍数,所以准确的说法是某一行a 2a 5a 乘以1/a得到1 2 5。
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