University Calculus: Early Transcendentals (3rd Edition)

Published by Pearson
ISBN 10: 0321999584
ISBN 13: 978-0-32199-958-0

Chapter 2 - Section 2.2 - Limit of a Function and Limit Laws - Exercises: 5

Answer

Limit does not exist.

Work Step by Step

It does not matter how close we get to x = 0. The function will give -1 for negative values of x and 1 for positive values of x. So, it is not approaching a single value. Thus, the limit does not exist.
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