Calculus 10th Edition

Published by Brooks Cole
ISBN 10: 1-28505-709-0
ISBN 13: 978-1-28505-709-5

Chapter 1 - Limits and Their Properties - 1.3 Exercises: 89


$\lim\limits_{x \to 0} f(x)$ = 4.

Work Step by Step

$\lim\limits_{x \to 0} 4-x^{2}$ $\leq$ $\lim\limits_{x \to 0} f(x)$ $\leq$$\lim\limits_{x \to 0} 4+x^{2}$ 4$\leq$ $\lim\limits_{x \to 0} f(x)$$\leq$4 Therefore, $\lim\limits_{x \to 0} f(x)$ = 4.
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