(3x-y)^2-(2x+y)^2+5x(y-x)因式分解

2025-01-02 22:01:03
推荐回答(1个)
回答1:

(3x-y)^2-(2x+y)^2+5x(y-x)
=(3x-y+2x+y)(3x-y-2x-y)+5x(y-x)
=5x(x-2y)+5x(y-x)
=5x(x-2y+y-x)
=-5xy