Question

a potência (-0,008)-1/3

Answer 1

$( - 0,008)^ \frac{-1}{3} \\ \\ ( \frac{-8}{1000} )^ \frac{-1}{3} \\ \\ ( \frac{- 1000}{8} )^ \frac{1}{3} \\ \\ \frac{ \sqrt[3]{(-1)(1000)} }{ \sqrt[3]{8} } \\ \\ \frac{ \sqrt[3]{-1}. \sqrt[3]{1000} }{2} \\ \\ \frac{-1. (10)}{2} = \frac{- 10}{2} = - 5$