7. Using a compound angle formula, determine the exact value for cos (12

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter78: Computing Angles Made By The Intersection Of Two Angular Surfaces
Section: Chapter Questions
Problem 4A
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7. Using a compound angle formula, determine the exact value for cos(-
12
Transcribed Image Text:7. Using a compound angle formula, determine the exact value for cos(- 12
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