Question

Qual é o valor da soma do cubo de -3/4 com o quadrado de -5/8?

Answer 1

$(\dfrac{-3}{4})^3 + (\dfrac{-5}{8})^2 \\ \\ \\ (\dfrac{-3^3}{4^3}) + (\dfrac{-5^2}{8^2}) \\ \\ \\ -\dfrac{27}{64}) + \dfrac{25}{64} \\ \\ \\ MMC = 64 \\ \\ \\ \dfrac{-27 + 25}{64} \\ \\ \\ \dfrac{-2}{64} \\ \\ \\ =\ \textgreater \ -\dfrac{1}{32}$