因式分解4m^2n(m-n)^2-mn^3(n-m)
人气:178 ℃ 时间:2020-06-04 00:59:29
解答
4m^2n(m-n)^2-mn^3(n-m)
=mn(m-n)[4m(m-n)+n²]
=mn(m-n)(4m²-4mn+n²)
=mn(m-n)(2m-n)²谢谢,能再帮我一下吗?因式分解3a(a-b)^2+6b(a-b)-a+b3a(a-b)^2+6b(a-b)-a+b=(a-b)[3a(a-b)+6b-1]=(a-b)(3a²-3ab+6b-1)分不下去了检查一下题目祝学习进步
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