The expression 5cos 6B – 5sin 6B is equal to A. cos 36B C. cos 12B B. 5cos 12B D. 5cos 3B
The expression 5cos 6B – 5sin 6B is equal to A. cos 36B C. cos 12B B. 5cos 12B D. 5cos 3B
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section: Chapter Questions
Problem 19T
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![The expression 5cos² 6B– 5sin² 6B is equal to
A. cos 36B
C. cos 12B
B. 5cos 12B
D. 5cos 3B](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Faf09b9af-25ab-44d5-88b3-9ce65796a65b%2Fa1bcf7dd-49ec-4ead-8cee-cadf132da965%2Fci4qvoj_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The expression 5cos² 6B– 5sin² 6B is equal to
A. cos 36B
C. cos 12B
B. 5cos 12B
D. 5cos 3B
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