因式分x2(x-y)-y2(x-y)=______.-数学

题目简介

因式分x2(x-y)-y2(x-y)=______.-数学

题目详情

因式分x2(x-y)-y2(x-y)=______.
题型:填空题难度:中档来源:不详

答案

x2(x-y)-y2(x-y)
=(x-y)(x2-y2)
=(x-y)(x+y)(x-y)
=(x-y)2(x+y).
故答案为:(x-y)2(x+y).

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