Simplify : [ 2 p^ -1 q^2 r ^3 ]^ -2 - Vidyadip

Question

Simplify :
$\left[\left\{2 p^{-1} q^2 r\right\}^3\right]^{-2}$

✓

Answer

$\frac{p^6}{64 q^{12} r^6}$

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