(x-y)^2-(y-x) 因式分解

如题所述

第1个回答  2012-01-03
(x-y)^2-(y-x)
=﹙x-y﹚²+﹙x-y﹚
=﹙x-y﹚﹙x-y+1﹚
第2个回答  2012-01-03
(x-y)^2-(y-x)
=(x-y)(x-y)+(x-y)
=(x-y)(x-y+1)本回答被提问者采纳
第3个回答  2012-01-03
(x-y)^2-(y-x)
=(x-y)²+(x-y)
=(x-y)(x-y+1)