Question

Qual é o resultado de (9/6) elevado a -3?

Answer 1

$(\frac{9}{6})^{-3} \implies \frac{1}{\frac{9}{6}^{3}} =  \frac{1}{\frac{9}{6} \times \frac{9}{6} \times \frac{9}{6}} \implies \frac{1}{\frac{729}{216}} = 1 \times \frac{216}{729}  = \frac{216}{729} = \frac{8}{27}$