Question

Evaluate the following expression
${\left(\frac{625}{81}\right)}^{-\frac{1}{4}}$

Answer 1

${\left(\frac{625}{81}\right)}^{-\frac{1}{4}}={\left(\frac{5}{3}\right)}^{(4{)}^{-\frac{1}{4}}}={\left(\frac{5}{3}\right)}^{-1}=\frac{3}{5}$