What is the angle between vectors A u and Bu in each part of Exercise 12?

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What is the angle θ between vectors A u and Bu in each part of Exercise 12?

Exercise 12

a. A = 3î + 4ĵ and B = 2î - 6ĵ.
b. A = 3î - 2ĵ and B = 6î + 4ĵ.

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Physics for Scientists and Engineers A Strategic Approach with Modern Physics

ISBN: 978-0133942651

4th edition

Authors: Randall D. Knight

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Question Posted: Oct 31, 2018 01:40 PM

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What is the angle between vectors A u and Bu in each part of Exercise 12?

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Physics for Scientists and Engineers A Strategic Approach with Modern Physics

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