3. cosʻx– sinªx = 1 – 2 sin? x

Trigonometry (MindTap Course List)
8th Edition
ISBN:9781305652224
Author:Charles P. McKeague, Mark D. Turner
Publisher:Charles P. McKeague, Mark D. Turner
Chapter8: Complex Numbers And Polarcoordinates
Section: Chapter Questions
Problem 5GP
Question

Verification of Trigonometric Identities

3. cosʻx– sinªx = 1 – 2 sin? x
Transcribed Image Text:3. cosʻx– sinªx = 1 – 2 sin? x
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