将(√x-y)/(x-y)÷√(xy/x³-x²y)(x>y>0)化简

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/09 04:46:40
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

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