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- Use the double-angle identities to find tan(2x) if cosx = Enter an exact answer. Sain(4x) sin(1 tan(2x) = 3 5 and sinx < 0.

- Use the double-angle identities to find tan(2x) if cosx = Enter an exact answer. Sain(4x) sin(1 tan(2x) = 3 5 and sinx < 0.

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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(8) Use the double-angle identities to find tan(2x) if cosx = sin(4x) sin( Enter an exact answer. tan(2x) = Show steps. 3 and sinx < 0.
Transcribed Image Text:(8) Use the double-angle identities to find tan(2x) if cosx = sin(4x) sin( Enter an exact answer. tan(2x) = Show steps. 3 and sinx < 0.
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