Answer
The domain of function f is {$x|x\lt-2$}.
Work Step by Step
We have a rational expression whose denominator contains a radical.Therefore, we set the denominator greater than 0 and solve the inequality.
$-x-2\gt0$
$-x\gt2$
$x\lt-2$
The domain of the function f is {$x|x\lt-2$}.
