# How do you simplify 2sqrt(6k^2)?

$2 \left\mid k \right\mid \sqrt{6}$.
Using the property that states that $\sqrt{a b} = \sqrt{a} \sqrt{b}$:
$2 \sqrt{6 {k}^{2}} = 2 \sqrt{6} \sqrt{{k}^{2}} = 2 \left\mid k \right\mid \sqrt{6}$