sin sin 3x = 2 co 4 sin x cos x - 4 sin x cos x X COS X vith the left-hand side, use a Sum-to- sin 5x + sin 3x HS = 4 sin x cos x- 4 sin x cos X X COS

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section: Chapter Questions
Problem 15RE
Topic Video
Question
sin
sin 3x
= 2 co
4 sin x cos x - 4 sin x cos x
X COS X
vith the left-hand side, use a Sum-to-
sin 5x + sin 3x
HS =
4 sin x cos x-
4 sin x cos X
X COS
Transcribed Image Text:sin sin 3x = 2 co 4 sin x cos x - 4 sin x cos x X COS X vith the left-hand side, use a Sum-to- sin 5x + sin 3x HS = 4 sin x cos x- 4 sin x cos X X COS
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