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If tane: a) sin20, b) cos20. 3 and is in quadrant 3, find

If tane: a) sin20, b) cos20. 3 and is in quadrant 3, find

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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If \( \tan \theta = \frac{4}{3} \) and \( \theta \) is in quadrant 3, find a) \( \sin 2\theta, \) b) \( \cos 2\theta. \)
Transcribed Image Text:If \( \tan \theta = \frac{4}{3} \) and \( \theta \) is in quadrant 3, find a) \( \sin 2\theta, \) b) \( \cos 2\theta. \)
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