Answer
$3$
Work Step by Step
We need to build a table that shows the values of $x$ close to $3$ from the left and right sides and the values of $f(x)$ for those values of $x$.
From the graph, we have
$\lim_\limits {x \to 3}f(x)=3$
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter 11 - Review Exercises - Page 1178: 6
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