To write:The expression
Answer to Problem 30E
The expression
Explanation of Solution
Given information:
The expression is given as
Formula used:
Use the double angle formula
Calculation:
As per the double angle formula.
Substitute the value in the above 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 W/LIMITS:GRAPH.APPROACH(HS)
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