Answer
$\sqrt 10 / 4x$
Work Step by Step
To simplify the equation, we need to follow the following steps:
$= \sqrt 5/ \sqrt (8x)$
$= \sqrt 5*\sqrt 2/ \sqrt 8x*\sqrt 2$ (multiply and divide by $\sqrt 2$)
= $\sqrt 10/\sqrt 16x$
= $\sqrt 10/ 4\sqrt x$