Answer
$\frac{7}{4} \sqrt 3$
Work Step by Step
$7 \sqrt \frac{6}{32}$
$\frac{6}{32}$ can be simplified to $\frac{3}{16}$
$7 \sqrt \frac{3}{16}$
We can rewrite it as
$7 \frac{\sqrt 3}{\sqrt 16}$
Square root of 16 is 4 because 4 x 4 = 16
$\frac{7}{4} \sqrt 3$