因式分解:6x(x-2)²+3x²(2-x)
问题描述:
因式分解:6x(x-2)²+3x²(2-x)
答
6x(x-2)²+3x²(2-x)
=6x(x-2)²-3x²(x-2)
=3x(x-2)[2(x-2)-x]
=3x(x-2)(x-4)
答
=(6x(x-2)-3x²)(x-2)=(3x²-12x)(x-2)=3x(x-4)(x-2)
答
6x(x-2)²+3x²(2-x)
=3x(x-2)(2x-4-x)
=3x(x-2)(x-4)
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