Question

4√2 . √8 =

Qual eo resultado?

Answer 1

$\sqrt[4]{2} ~*~ \sqrt{8} = \\ \\ 2^{ \frac{1}{4} } ~*~ 2^{ \frac{3}{2} } =\\ \\ Repete~ a~base~e~soma~os~expoentes: \\ \\ 2^{ \frac{1}{4}+ \frac{3}{2} } =\\ \\ 2^{ \frac{7}{4} }$