Prove the identity: 2 2 sec²x - 2 tan x 2 CS

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°.
Question
Prove the identity:
2
2
2 sec²x - 2 tan x
Csex
Sin 2x sec x
Transcribed Image Text:Prove the identity: 2 2 2 sec²x - 2 tan x Csex Sin 2x sec x
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