问题标题:
(x+1)(2x-3)+2(x+1)(3-2x)+(x+1)²(2x-3)因式分解
问题描述:
(x+1)(2x-3)+2(x+1)(3-2x)+(x+1)²(2x-3)因式分解
刘锦华回答:
解(x+1)(2x-3)+2(x+1)(3-2x)+(x+1)²(2x-3)
=(x+1)(2x-3)-2(x+1)(2x-3)+(x+1)²(2x-3)
=-(x+1)(2x-3)+(x+1)²(2x-3)
=(x+1)²(2x-3)-(x+1)(2x-3)
=(x+1)(2x-3)[(x+1)-1]
=(x+1)(2x-3)x
=x(x+1)(2x-3)
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