[(xy+y²)/(5x²-5xy)+xy+y²]*5x/(x+y)-y/(x-y)
=y(x+y)/5x(x-y)×5x/(x+y)+y(x+y)×5x/(x+y)-y/(x-y)
=y/(x-y)+5xy-y/(x-y)
=5xy
[xy+y²/5x²-5xy+xy+y²]*5x/x+y-y/x-y 分式 過程
[xy+y²/5x²-5xy+xy+y²]*5x/x+y-y/x-y 分式 過程
數(shù)學(xué)人氣：657 ℃時(shí)間：2020-02-04 07:29:31
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