# How do you simplify 3sqrt3*sqrt2?

Note that $\sqrt{a} \cdot \sqrt{b} = \sqrt{a \cdot b}$
$3 \sqrt{3} \cdot \sqrt{2}$
$= \left(3 \cdot \sqrt{3}\right) \cdot \sqrt{2}$
$= 3 \cdot \left(\sqrt{3} \cdot \sqrt{2}\right)$
$= 3 \cdot \sqrt{6}$
$= 3 \sqrt{6}$