Intermediate Algebra: Connecting Concepts through Application

Published by Brooks Cole
ISBN 10: 0-53449-636-9
ISBN 13: 978-0-53449-636-4

Chapter 1 - Linear Functions - 1.7 Functions and Function Notation - 1.7 Exercises - Page 107: 22

Answer

The domain includes 1-4, 5-9, 10-14, and 15-19. The range includes 12.00, 15.00, 18.00, 21.00.

Work Step by Step

The domain is the list of input values, which in this case is ranges of times. The range is the list of output values, which in this case is cost.
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