Question

(-64) elevado a la -2/3

Answer 1

$\boxed{(-64)^{-\frac{2}{3}}=\frac{1}{(-64)^{\frac{2}{3}}}=\frac{1}{\sqrt[3]{(-64)^2}}=\frac{1}{\sqrt[3]{4096}}=\frac{1}{16}}$