Question

(81/625)⁻³/⁴,Evaluate it.

Answer 1

${( \frac{81}{625} )}^{ \frac{ - 3}{4} } \\ \\ = {( \frac{ \sqrt[4]{81} }{ \sqrt[4]{625} } )}^{ - 3} \\ \\ = {( \frac{3}{5}) }^{ - 3} \\ \\ = {( \frac{5}{3} )}^{3} \\ \\ = \frac{125}{27}$

Answer 2

= (625/81)^3/4

=(5/3)^3

=125/27

=4.62