Question

Alguém sabe resolver ?

Answer 1

$\sqrt[3]{- \sqrt[3]{64}+ \sqrt[3]{27} } \\ \sqrt[3]{-4+3} \\ \sqrt[3]{-1}=-1 \\ (-1)*(-1)*(-1) \\ 1*(-1)=-1$

Answer 2

$\sqrt[3]{64}=4\ e \ \sqrt[3]{64}=4\\ \\ \sqrt[3]{ -\sqrt[3]{64} +\sqrt[3]{27} } \\ = \sqrt[3]{ -4 +3} \\ = \sqrt[3]{ -1} \\ = -1$