将(√x-y)/(x-y)÷√(xy/x³-x²y)(x>y>0)化简

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将(√x-y)/(x-y)÷√(xy/x³-x²y)(x>y>0)化简
x){G*t+r ہ ^~.ɂ$d3rL{&H}5j2 UTUåelKF 1j

将(√x-y)/(x-y)÷√(xy/x³-x²y)(x>y>0)化简
将(√x-y)/(x-y)÷√(xy/x³-x²y)(x>y>0)化简

将(√x-y)/(x-y)÷√(xy/x³-x²y)(x>y>0)化简
原式=1/√(x-y)*√x(x-y)/√xy
=1/√(x-y)*√(x-y)/√y
=1/√y
=√y/y