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Use the product to sum formula to evaluate cos 11tt/12 cos t/12 (2+v3)/4 -(2+v3)/4 O (2+v3)/2 -(2+V3)/2

Use the product to sum formula to evaluate cos 11tt/12 cos t/12 (2+v3)/4 -(2+v3)/4 O (2+v3)/2 -(2+V3)/2

Trigonometry (11th Edition)
Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
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15. Use the product to sum formula to evaluate cos 11tt/12 cos Tt/12 (2+v3)/4 -(2+v3)/4 (2+V3)/2 -(2+v3)/2
Transcribed Image Text:15. Use the product to sum formula to evaluate cos 11tt/12 cos Tt/12 (2+v3)/4 -(2+v3)/4 (2+V3)/2 -(2+v3)/2
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