# How do you simplify sqrt6(sqrt6-5)?

$= 6 - 5 \sqrt{6}$
$\textcolor{b l u e}{\sqrt{6}} . \left(\sqrt{6} - 5\right)$
$= \textcolor{b l u e}{\sqrt{6}} . \sqrt{6} - \textcolor{b l u e}{\sqrt{6}} . \left(5\right)$
$= 6 - 5 \sqrt{6}$