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