Question

2)Qual o valor do x na equação: 2 (elevado a x) = raiz 5 de 128

Answer 1

$2^x=\sqrt[5]{128}$

$2^x = 128^{\frac{1}{5} }$

$(128 = 2^7)$

$2^x = \sqrt[5]{2^7}$

$2^x = (2^7)^\frac{1}{5}$

$x = 7~.~\frac{1}{5}$

$\boxed{x = \frac{7}{5} }$

$Att, Felipemlvr.$