Chapter 1.1, Problem 18ES

True-False Determine whether the statement is true or false. Explain your answer.

If ${\lim }_{x\to a}f\left(x\right)$ , exists, then so do ${\lim }_{x\to a^{-}}f\left(x\right)$ and ${\lim }_{x\to a^{+}}f\left(x\right)$ .