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6th Edition

Stewart + 5 others

Publisher: Cengage Learning

ISBN: 9780840068071

Chapter 2.3, Problem 42E

a.

To determine

To find the local maximum and local minimum of the function

Expert Solution

**Given information** : the function is

**Graph** : Sketch the graph using graphing utility.

Step 1: Press WINDOW button to access the Window editor.

Step 2: Press

Step 3: Enter the expression

Step 4: Press

Step 5: Using

The graph is obtained as:

From the above graph, it can be observed that the local maximum

b.

To determine

To find the interval on which the function is increasing and on which the function is decreasing up to two decimal

Expert Solution

The function

**Given information** :

The function is

The graph of the function is obtained as:

Using

From the above graph, it can be observed that the function