
Concept explainers
a.
To graph the function using graphing device.
a.

Explanation of Solution
Given information : Use graphing device to graph the function
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 GRAPH button to graph the function and adjust the windows according to the graph.
The graph is obtained as:
Interpretation :
From the above graph, it can be observed that the domain of
b.
To state approximately the interval on which the function is increasing and on which the function is decreasing.
b.

Answer to Problem 30E
The function
Explanation of Solution
Given information :
The function is
The graph of the function is obtained as:
From the above graph, it can be observed that the function
Chapter 2 Solutions
EBK PRECALCULUS: MATHEMATICS FOR CALCUL
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