Prove using trig identities sin 20° =1 V3 cos 20° – 2 sin 40°
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.2: Trigonometric Functions Of Angles
Problem 59E
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![Prove using trig identities
sin 20°
V3co
=1
cos 20° – 2 sin 40°](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc5a12706-f39f-4229-b2f2-b0cf265f3098%2Ff2f3c421-4e33-4135-b2dc-3346e32ed7e5%2Ff2952bp_processed.png&w=3840&q=75)
Transcribed Image Text:Prove using trig identities
sin 20°
V3co
=1
cos 20° – 2 sin 40°
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