Question

Valendo 70 pontos
Simplifique a expressão:
$[(3^{4})^{3}:3^{9}]^{-2}$

Answer 1

$\sf [(3^{4})^{3}:3^{9}]^{-2} \\ \\\sf [(3) ^{12} \times ( \frac{1}{3} ) ^{9} ]^{ - 2} \\ \\\sf [(3) ^{ 3}] ^{ - 2} \\ \\\sf ( \frac{1}{3} ) ^{6} = \red{\frac{1}{729} \: \: ou \: \: 0,001371...}$