2x(x-y)4-x2(x-y)2+xy(y-x)2 如何因式分解

发布时间:2021-03-15 04:55:58

2x(x-y)4-x2(x-y)2+xy(y-x)2 如何因式分解

网友回答

原式=2x(x-y)4-x2(x-y)2+xy(x-y)2
=x(x-y)2{2(x-y)2-x+y}
=x(x-y)2{2(x-y)2-(x-y)}
=x(x-y)3(2x-2y-1)
======以下答案可供参考======
供参考答案1:
(x-y)[4x(1-y)]
供参考答案2:
=(2x-4x-2xy)(x-y)
=-2x(1+y)(x-y)
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