Question

$- ( \frac {2}{3} ){}^{3}$
façam a conta ​

Answer 1

$-(\frac{2}{3} )^{3}$

$-(\frac{8}{27} )$

$\frac{-8}{27}$

Lembrando que:

$2^3 = 2 . 2 . 2 = 8\\3^3 = 3 . 3 . 3 = 27$

Answer 2

$\\ - \left ( \dfrac{2}{3} \right )^{3} =$

$\\ \large{ - \frac{2^{3}}{3^{3}} } =$

$\\ \large \boxed{ \red{ - \frac{8}{27} }}$

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Att, IzabelaCristina2006 ❤️ ♈