Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter 4 - Section 4.5 - Graphs of Sine and Cosine Functions - Exercise Set - Page 598: 109

Answer

See graph and explanations.
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Work Step by Step

a. We can make a scatter plot of the data as shown with the red dots in the graph. b. We can do a curve-fit with the given function and obtain $y=-22.61sin(-0.5031x-4.245)+57.17$ c. We can graph the above function together with the data points as shown in the figure.
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