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4x*3-4x*2y-(x-y)因式分解
人气:398 ℃ 时间:2019-12-03 16:09:11
解答
4x^3-4x^2y-(x-y)=4x^2(x-y)-(x-y)=(x-y)(4x^2-1)=(x-y)(2x-1)(2x+1)
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