Question

qual o resultado de 16^1/4 + 4^-1/2

Answer 1

$16^{ \frac{1}{4} } + 4^{ \frac{-1}{2} } = {(2^{4})^{ \frac{1}{4} } + (2^{2})^{ \frac{-1}{2}} = 2 + 2^{-1} = 2 + \frac{1}{2} = \frac{5}{2}$