If r = (x, y, z), prove that V (²) Sim
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.5: Product-to-sum And Sum-to-product Formulas
Problem 11E
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![If r = (x, y, z), prove that
- (²-) = − 1/1/2](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fca65c853-f668-41ac-a0cd-7b782ba00613%2F17f91309-1d7e-4968-b831-7a6c9bb0664f%2Fdip21ia_processed.png&w=3840&q=75)
Transcribed Image Text:If r = (x, y, z), prove that
- (²-) = − 1/1/2
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