# What is the square root of 27 subtract the square root of 3?

Jul 12, 2015

=color(green)(2sqrt3

#### Explanation:

sqrt 27 = color(blue)(3sqrt3

So,

$\sqrt{27} - \sqrt{3} = \textcolor{b l u e}{3 \sqrt{3} -} \sqrt{3}$

=color(green)(2sqrt3