# What is the square root of 15 times the square root of 12?

May 13, 2018

$6 \sqrt{5}$

#### Explanation:

$\sqrt{15} \times \sqrt{12}$

$\sqrt{3 \times 5} \times \sqrt{3 \times 4}$

$\sqrt{3} \times \sqrt{3} \times \sqrt{5} \times \sqrt{4}$

$3 \times \sqrt{5} \times \sqrt{{2}^{2}}$

$6 \sqrt{5}$