Precalculus (6th Edition) Blitzer

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

Chapter 4 - Section 4.6 - Graphs of Other Trigonometric Functions - Exercise Set - Page 612: 87

Answer

See graph and explanations.
1583918078

Work Step by Step

See graph. It can be seen that the carbon dioxide concentration increased from 1990 ($x=30$) to 2008 ($x=48$) with modulations on the curve due to the sine function in the equation.
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