Answer
See the image below for a counter-example.
Work Step by Step
We see in the graph above that $f(x)$ is not defined at $x=1$, but the limit exists at this point and equals $0$.
Finite Math and Applied Calculus (6th Edition)
by Waner, Stefan; Costenoble, Steven
Published by
Brooks Cole
ISBN 10:
1133607705
ISBN 13:
978-1-13360-770-0
Chapter 10 - Section 10.1 - Limits: Numerical and Graphical Viewpoints - Exercises - Page 701: 55
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