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10a(x-y)²-5b(y-x)
x-(a-x)(a-y)-y(x-a)(y-a)
分解因式
人气:421 ℃ 时间:2020-04-03 20:00:15
解答
5(y-x)(2ay-2ax-b)
(x-y)(a-x)(a-y)我怀疑你做的对不对,求过程10a(x-y)²-5b(y-x)=10a(y-x)²-5b(y-x)=5(y-x)(2ay-2ax-b)x-(a-x)(a-y)-y(x-a)(y-a)=x-(a-x)(a-y)-y(a-x)(a-y)=(x-y)(a-x)(a-y)辛苦你啦
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