
Concept explainers
To write:The expression

Answer to Problem 38E
The expression
Explanation of Solution
Given information:
The expression is given as
Formula used:
Use the power reducing formula
Calculation:
As per power reducing formula.
Substitute the value in the above expression.
Further simplify.
Simplify further,
Therefore the expression
Verify both the expressions using graphical utility:
Draw the graph for the expression
Figure (1)
Draw the graph for the expression
Figure (2)
As both the expressions shows same values in Figure (1) and Figure (2) at each point.
Therefore both the expressions
Chapter 5 Solutions
Precalculus with Limits: A Graphing Approach
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