(x-1)^2(3x-2)+(2-3x)用因式分解
问题描述:
(x-1)^2(3x-2)+(2-3x)用因式分解
答
原式=(x-1)²(3x-2)-(3x-2)
=[(x-1)²-1](3x-2)
=(x-1+1)(x-1-1)(3x-2)
=x(x-2)(3x-2)