Question

Which expression is equivalent to sqrt 120x^ 5 y^ 6 2x^ 7 y^ 5 2 Assu Assumex x > 0y > 0 .

Answer 1

$\begin{gathered} \sqrt[]{\frac{128x^5y^6}{2x^7y^5}} \\ \sqrt[]{64x^{5-7}y^{6-5}} \\ \sqrt[]{64x^{-2}y} \\ 8\sqrt[]{\frac{y}{x^2}} \\ \frac{8\sqrt[]{y}}{x} \end{gathered}$