Write sinA sin B sin Cas a sum or difference of sines and cosines. 1 Isin(A – B+ C) + sin(B + C - A) – sin(A + B+ C) – sin(C- A - B)] (sin(A B+ C) + sin(B + C - A) + cos(A – B+ C) + cos(A – B - C)] Hcos(A + B+ C) + cos(B - C+A) + cos(A – B + C) + cos(A – B + C)] o1, isin(A Isin(A – B+ C) + sin(B + C- A) – sin(A + B+ C) – sin(C- A + B)] 1 Icos(A + B + C) + cos(B- C+ A) + cos(A – B + C) + cos(A – B - C)]

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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Write sin A sin B sin C as a sum or difference of sines and cosines.

Write sinAsin B sin Cas a sum or difference of sines and cosines.
'as a:
1
Isin(A – B+ C) + sin(B + C - A) – sin(A + B + C) – sin(C - A - B)]
1
(sin(A B+ C) + sin(B + C- A) + cos(A – B + C) + cos(A – B - C)]
Hcos(A + B+ C) + cos(B - C+ A) + cos(A – B + C) + cos(A – B + C)]
lsin(A
o 1
Isin(A – B + C) + sin(B + C - A) – sin(A + B+ C) – sin(C - A + B)]
1
Icos(A + B + C) + cos(B - C+ A) + cos(A – B + C) + cos(A - B- C)]
Transcribed Image Text:Write sinAsin B sin Cas a sum or difference of sines and cosines. 'as a: 1 Isin(A – B+ C) + sin(B + C - A) – sin(A + B + C) – sin(C - A - B)] 1 (sin(A B+ C) + sin(B + C- A) + cos(A – B + C) + cos(A – B - C)] Hcos(A + B+ C) + cos(B - C+ A) + cos(A – B + C) + cos(A – B + C)] lsin(A o 1 Isin(A – B + C) + sin(B + C - A) – sin(A + B+ C) – sin(C - A + B)] 1 Icos(A + B + C) + cos(B - C+ A) + cos(A – B + C) + cos(A - B- C)]
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