# How do you simplify 12/(sqrt(8)-sqrt(2))?

$\frac{12}{\sqrt{8} - \sqrt{2}} = \frac{12}{\sqrt{{2}^{2} \times 2} - \sqrt{2}} = \frac{12}{2 \sqrt{2} - \sqrt{2}} = \frac{12}{\sqrt{2}}$
$\frac{12}{\sqrt{2}} = \frac{12 \sqrt{2}}{\sqrt{2}} ^ 2 = 6 \sqrt{2}$