# How do you add 2sqrt3-4sqrt2?

May 19, 2018

You can't.

#### Explanation:

$2 \sqrt{3}$ and $- 4 \sqrt{2}$ cannot be added or subtracted because they have different radicands which are prime numbers. You can, however factor out the common $2$.

$2 \left(\sqrt{3} - 2 \sqrt{2}\right)$