# What is the square root of 5 times the square root of 15?

May 28, 2018

$5 \sqrt{3}$

#### Explanation:

$\sqrt{5} \cdot \sqrt{15}$ is the same as $\sqrt{5} \cdot \sqrt{5} \cdot \sqrt{3}$
Simplify.
$5 \sqrt{3}$