Question

Potência com expoente racional; calcule o valor de:

Answer 1

Resposta:

$\textsf{Leia abaixo}$

Explicação passo a passo:

$\mathsf{e)\:5^{\frac{2}{7}} = \sqrt{5^7} = \sqrt{5^4.5^3} = 25\sqrt{125}}$

$\mathsf{f)\:2^{\frac{3}{4}} = \sqrt[\mathsf{3}]{\mathsf{2^4}} = \sqrt[\mathsf{3}]{\mathsf{2^3.2}} = 2\sqrt[\mathsf{3}]{\mathsf{2}}}$

$\mathsf{g)\:0^{\frac{3}{8}} = 0}$