Question $7$

Use a suitable change $of$ variables $to$ evaluate the integral

${}_D(\sqrt[3]{x^{2}y}*\sqrt[3]{y^2{x}^{-2}})dA$

where $Dis$ the region bounded $by$ the four curves $x^{2}y=4,x^{2}y=9,y=x$ and $\frac{y}{x}=2.$