# How do you multiply sqrt15*sqrt12?

Jun 7, 2015

The answer is $6 \sqrt{5}$.

$\sqrt{15} \cdot \sqrt{12}$ =

Simplify.

$\sqrt{3 \times 5} \cdot \sqrt{3 \times 2 \times 2}$ =

$2 \sqrt{3} \sqrt{3} \sqrt{5}$ =

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

$6 \sqrt{5}$