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因式分解25x²y(m-2n)²-10xy²(2n-m)²
人气:338 ℃ 时间:2020-06-18 02:35:55
解答
25x²y(m-2n)²-10xy²(2n-m)²
=25x²y(m-2n)²-10xy²(m-2n)²
=5xy(m-2n)²(5x-2y)
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