8x^3(x-3)+12x^2(3-x)进行因式分解
问题描述:
8x^3(x-3)+12x^2(3-x)进行因式分解
答
4x²(x-3)(2x-3)
答
8x^3(x-3)+12x^2(3-x)
=8x^3(x-3)-12x^2(x-3)
=(x-3)(8x^3-12x2)
=(x-3)4x^2(2x-3)
=4x^(x-3)(2x-3) 给分 做任务