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4th Edition

James Stewart

Publisher: Cengage Learning

ISBN: 9781337687805

Chapter 2.2, Problem 8E

To determine

**To sketch:** The graph of *a* from the graph for which

Expert Solution

**Given:**

The function

**Graph:**

Draw the graph of

Draw the graph of 1 + sin *x* curve to the left of vertical axis since the interval is restricted that x < 0. Then draw the cosine curve between the interval

The graph of

From Figure 1, it is observed that the graph of

Also notice that,

Hence,

Therefore, it can be concluded that *a* excluding