Question

COmo √50+√8 menos raiz quarta de 4. É igual a 6√2 :/ ?

Answer 1

$\sqrt{50} + \sqrt{8} - \sqrt[4]{4} \\ \\ \sqrt{2*25}+ \sqrt{2^3} - \sqrt[4]{2^2} \\ \\5 \sqrt{2} +2 \sqrt{2} - \sqrt{2} \\ \\\boxed{6 \sqrt{2} }$

PS

$\boxed{ \sqrt[4]{4} ~\to~ \sqrt[4\div2]{2^{2\div2}}~\to~ \sqrt{2} }$