Concept explainers
a.
To graph: The given function in the given interval and approximate maximum and minimum points (to four decimal places) of the graph.
a.
Answer to Problem 90E
The approximate maximum and minimum points are:
Explanation of Solution
Given information:
The following function:
The following interval:
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.
The graph is obtained as:
Interpretation:
Using
Maxima:
Minima:
b.
To solve: The given trigonometric equation and verify that the x-coordinates of the maximum and minimum points of
b.
Answer to Problem 90E
The solutionsof the trigonometric equation are:
Explanation of Solution
Given information:
The following equation:
Calculation:
The given equation is solved as:
To verify if the x-coordinates of the maximum and minimum points of
Graph:
Sketch the graph using graphing utility.
Step 1: Press WINDOW button to access the Window editor.
Step 2: Press
Step 3: Enter the expressions
Step 4: Press GRAPH button to graph the function.
The graph is obtained as:
Interpretation:
The x-coordinates of the trigonometric function(
Chapter 5 Solutions
PRECALCULUS W/LIMITS:GRAPH.APPROACH(HS)
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