Answer
(a) As $x$ becomes large, the values of $f(x)$ approach $5$.
(b) As $x$ becomes large negatively, the values of $f(x)$ approach $3$.
Work Step by Step
(a) As $x$ becomes large, the values of $f(x)$ approach $5$.
(b) As $x$ becomes large negatively, the values of $f(x)$ approach $3$.