2根号5x²y分之4根号25x³y²解题过程..

问题描述:

2根号5x²y分之4根号25x³y²解题过程..

2根号5x²y分之4根号25x³y²
=
2x根号5y分之20xy根号x
=
根号5y分之10y根号x
=5y分之10y根号x*根号5y
=2根号5xy