To represent:The trigonometric expression
Answer to Problem 51E
The trigonometric expression
Explanation of Solution
Given information:
The given trigonometric expression is
Calculation:
Let angles
From the above, the perpendicular is
So,
Similarly,
From the above, the adjacent side is
So,
Apply the sum formula to represent the expression as an algebraic expression.
Substitute the values in the above expression.
Therefore, thetrigonometric expression
Chapter 5 Solutions
Precalculus with Limits: A Graphing Approach
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