(x³-x²y分之5xy)四次方÷(-x²y分之5)四次方乘(xy分之y-x)³
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![(x³-x²y分之5xy)四次方÷(-x²y分之5)四次方乘(xy分之y-x)³](/uploads/image/z/12507943-31-3.jpg?t=%28x%26%23179%3B-x%26%23178%3By%E5%88%86%E4%B9%8B5xy%29%E5%9B%9B%E6%AC%A1%E6%96%B9%C3%B7%28-x%26%23178%3By%E5%88%86%E4%B9%8B5%29%E5%9B%9B%E6%AC%A1%E6%96%B9%E4%B9%98%28xy%E5%88%86%E4%B9%8By-x%29%26%23179%3B)
(x³-x²y分之5xy)四次方÷(-x²y分之5)四次方乘(xy分之y-x)³
(x³-x²y分之5xy)四次方÷(-x²y分之5)四次方乘(xy分之y-x)³
(x³-x²y分之5xy)四次方÷(-x²y分之5)四次方乘(xy分之y-x)³
[5xy/(x³-x²y)]⁴÷(-5/x²y)⁴*[(y-x)/xy]³
=[5xy/x²(x-y)]⁴*(x²y/5)⁴*[(y-x)/xy]³
=[5xy/x²(x-y)*(x²y/5)]⁴*[(y-x)/xy]³
=[xy²/(x-y)]⁴*[(y-x)/xy]³
=[xy²/(y-x)]³*[(y-x)/xy]³*xy²/(y-x)
=[xy²/(y-x)*(y-x)/xy]³*xy²/(y-x)
=y³*xy²/(y-x)
=xy^5/(y-x)