Calculus with Applications (10th Edition)

Published by Pearson
ISBN 10: 0321749006
ISBN 13: 978-0-32174-900-0

Chapter 3 - The Derivative - 3.1 Limits - 3.1 Exercises: 15

Answer

4

Work Step by Step

Reading the table, as $x$ approaches 1 from the left, $f(x)$ seems to approach 4, as $x$ approaches 1 from the right, $f(x)$ seems to approach 4. The one sided limits seem to exist and are equal, so we estimate that $\displaystyle \lim_{x\rightarrow 1}f(x)=4$
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