Trigonometry 7th Edition

Published by Cengage Learning
ISBN 10: 1111826854
ISBN 13: 978-1-11182-685-7

Chapter 7 - Section 7.6 - Vectors: The Dot Product - 7.6 Problem Set - Page 411: 3

Answer

See below.

Work Step by Step

The dot product of two vectors can also be obtained by multiplying the magnitudes of the vectors and the cosine of their enclosed angle.
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