
Concept explainers
a.
To find the
a.

Explanation of 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 find the interval on which the function is increasing and on which the function is decreasing up to two decimal
b.

Answer to Problem 42E
The function
Explanation of Solution
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
Chapter 2 Solutions
EBK PRECALCULUS: MATHEMATICS FOR CALCUL
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