Question

calcule (-2/3) elevado a 3

Answer 1

Boa tarde!

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

Veja que,

( - ) ( - ) ( - ) = -

( - 2 ) ( - 2 ) ( - 2 ) = - 8

3 . 3 . 3 = 27

Bons estudos!