Question

Calcule

$( { \frac{ - 27}{64} )}^{ \frac{1}{3} }$
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Answer 1

Olá,

$\sf (\frac{ - 27}{64} ) {}^{ \frac{1}{3} } = \frac{( - 27 {)}^{ \frac{1}{3} } }{ {64}^{ \frac{1}{3} } } = \frac{ \sqrt[3]{ - 27} }{ \sqrt[3]{64} } = \frac{ - 3}{4}$