Answer:
A
Explanation:
edge 2020
A= (x^2/7)(y^-3/5)
7√x^2 / 5√y^3
7√x^2
=(x^2)1/7
=x^2/7
5√y^3
=(y^3)1/5
=y^3/5
Substitute into the expression
(x^2/7) / (y^3/5)
=(x^2/7)(y^-3/5)
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