Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 4 - An Introduction to Functions - 4-1 Using Graphs to Relate Two Quantities - Practice and Problem-Solving Exercises - Page 237: 9



Work Step by Step

In the graph, the temperature decreases slightly from point 1 to point 2, then decreases more quickly from point 2 to point 3. The greatest decrease is from point 3 to point 4. This corresponds to table A, where the temperature decreases by 2 degrees, then by 8 degrees, and then by 17 degrees.
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