Question

quantos e

(2/3)³=
(7/9)²=​

Answer 1

Explicação passo-a-passo:

$( \frac{2}{3} ) ^{3} = ( \frac{ {2}^{3}}{ {3}^{3} } ) = \frac{8}{27}$

${ \frac{7}{9} }^{2} = \frac{ {7}^{2} }{ {9}^{2} } = \frac{49}{81}$