Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter6: Topics In Analytic Geometry
Section6.1: Lines
Problem 2ECP
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![Find a · b if a = 9, b = 9, and the angle between a and b is
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radians.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4830dd89-8f3d-4b81-a0b2-1968a7068beb%2Fe9918fc7-0104-4c07-afc4-31202d290f1e%2F0bz10oi_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Find a · b if a = 9, b = 9, and the angle between a and b is
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radians.
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