Concept explainers
To fill in the blank to complete the
Answer to Problem 3E
Explanation of Solution
Given:
The expressions,
Concept Used:
Cofunction Identities:The value of any trigonometric function of an angle
Calculation:
In order tofind the equivalent expression for the given trigonometric identity
Observe that the cofunction of cosine function is sine. So, using the cofunction identities, the given expression can be simplified as
Thus, the complete trigonometric identity is
Chapter 5 Solutions
PRECALCULUS W/LIMITS:GRAPH.APPROACH(HS)
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