Question

Find the value of ${\displaystyle {\left(243\right)}^{\frac{2}{5}}}$

Answer 1

${\displaystyle {\left(243\right)}^{\frac{2}{5}}={\left(3^5\right)}^{\frac{2}{5}}}$

= ${\displaystyle 3^{5\times \frac{2}{5}}}$

= 3²

= 9