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8. Let f(a) = cos(a) and g(a): = sin(a). Find the exact value of f 3π

8. Let f(a) = cos(a) and g(a): = sin(a). Find the exact value of f 3π

Trigonometry (11th Edition)
Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
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**Problem 8:** Let \( f(a) = \cos(a) \) and \( g(a) = \frac{\pi}{4} \sin(a) \). Find the exact value of \( f\left(g\left(\frac{3\pi}{2}\right)\right) \).
Transcribed Image Text:**Problem 8:** Let \( f(a) = \cos(a) \) and \( g(a) = \frac{\pi}{4} \sin(a) \). Find the exact value of \( f\left(g\left(\frac{3\pi}{2}\right)\right) \).
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