(3x+2y)^2-(2x+3y)^2 分解因式
问题描述:
(3x+2y)^2-(2x+3y)^2 分解因式
答
(3x+2y)^2-(2x+3y)^2
=(3x+2y+2x+3y)(3x+2y-2x-3y)
=(5x+5y)(x-y)
=5(x+y)(x-y)