计算(x+y)(x+y)^2(-x-y)^3
问题描述:
计算(x+y)(x+y)^2(-x-y)^3
答
(x+y)(x+y)^2(-x-y)^3
=-(x+y)^6
计算(x+y)(x+y)^2(-x-y)^3
(x+y)(x+y)^2(-x-y)^3
=-(x+y)^6