Question

resolva a questao

$\frac{5}{6} ^{ - 3} =$
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Answer 1

Resposta:

$1,333x10^{-3}$

Explicação:

$\frac{5^{3} }{6}$

$5^{-3}=5^{\frac{1}{3} }$

$\frac{5^{\frac{1}{3} } }{6}=\frac{1}{5^{3}.6 }$

$\frac{1}{125.6}=\frac{1}{750}=1,333x10^{-3}$