Question

How to open under root

Answer 1

Hello Mate!

There are sevral case :-

$\sqrt{2} = {2}^{ \frac{1}{2} } \\ \sqrt{4} = \sqrt{2 \times 2} = 2 \\ \sqrt{18} = \sqrt{2 \times 3 \times 3} = 3 \sqrt{2}$

Hope this will help you