Functions Modeling Change: A Preparation for Calculus, 5th Edition

Published by Wiley
ISBN 10: 1118583191
ISBN 13: 978-1-11858-319-7

Chapter 9 - Trigonometric Identities, Models, and Complex Numbers - Review Exercises and Problems for Chapter Nine - Page 393: 2


$$5\cos \left(t\right)-5\sin \left(t\right)$$

Work Step by Step

Simplifying the expression using the Laws of Trigonometry, we find: $$=2\cos \left(t\right)-3\sin \left(t\right)-2\sin \left(t\right)+3\cos \left(t\right) \\ 5\cos \left(t\right)-5\sin \left(t\right)$$
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