提公因式因式分解:2x(x+y)²-(x+y)三次方

问题描述:

提公因式因式分解:2x(x+y)²-(x+y)三次方

2x(x+y)²-(x+y)三次方
=(x+y)^2(2x-x-y)
=(x-y)(x+y)^2