Question

Simplify by factoring. Assume that no radicands were formed by raising negative numbers to even powers. two questions below that i need help on
$\sqrt{148}$

$\sqrt[4]{80}$

Answer 1

$\sqrt{148}=\sqrt{4\cdot37}=\sqrt4\cdot\sqrt{37}=2\sqrt{37}\\\\\\===========================\\\\\sqrt[4]{80}=\sqrt[4]{16\cdot5}=\sqrt[4]{16}\cdot\sqrt[4]5=2\sqrt[4]5$