Write as a sum or difference of trigonometric functions: 6 cos 3x cos 2x =
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter9: Real Numbers And Right Triangles
Section9.8: The Sine And Cosine Ratios
Problem 3E
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The 1st and 3rd drop down options are sin or cos. The 2nd drop down option is (+ or -)
Can you please put the solution in the exact format as shown in the image.
Transcribed Image Text:Write as a sum or difference of trigonometric
functions:
6 cos 3x cos 2x =
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