Question

can anybody please explain how to solve this?

Answer 1

\[\sqrt[3]{\frac{ 3 }{ 9 }}=\frac{ \sqrt[3]{3} }{ \sqrt[3]{9} }=\frac{ \sqrt[3]{3} }{ \sqrt[3]{3^{2}} }\times \frac{ \sqrt[3]{3} }{ \sqrt[3]{3} }=\frac{ \sqrt[3]{9} }{ \sqrt[3]{3^{3}} }=\frac{ \sqrt[3]{9} }{ 3 }\]

Answer 2

thanks!