化简 x√x+x√y x+√xy+y -------------- — ---------------- xy-(y的平方) x√x-y√y走过路过不要错过,x√x+x√y x+√xy+y_________ _ ------------xy-(y的平方) x√x-y√y
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![化简 x√x+x√y x+√xy+y -------------- — ---------------- xy-(y的平方) x√x-y√y走过路过不要错过,x√x+x√y x+√xy+y_________ _ ------------xy-(y的平方) x√x-y√y](/uploads/image/z/8846297-17-7.jpg?t=%E5%8C%96%E7%AE%80+x%E2%88%9Ax%2Bx%E2%88%9Ay+x%2B%E2%88%9Axy%2By+--------------+%E2%80%94+----------------+xy-%EF%BC%88y%E7%9A%84%E5%B9%B3%E6%96%B9%EF%BC%89+x%E2%88%9Ax-y%E2%88%9Ay%E8%B5%B0%E8%BF%87%E8%B7%AF%E8%BF%87%E4%B8%8D%E8%A6%81%E9%94%99%E8%BF%87%2Cx%E2%88%9Ax%2Bx%E2%88%9Ay+x%2B%E2%88%9Axy%2By_________+_+------------xy-%EF%BC%88y%E7%9A%84%E5%B9%B3%E6%96%B9%EF%BC%89+x%E2%88%9Ax-y%E2%88%9Ay)
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