Question

Does anyone know the answer?

Answer 1

Explanation:

`9xy*((2)/(3)x)^(3)=9xy*(2^(3))/(3^(3))*x^(3)\\\\=9xy*(2*2*2)/(3*3*3)*x^(3)\\\\=(8)/(3)x^((1+3))y\\\\=(8)/(3)x^(4)y`