Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole
ISBN 10: 1305071751
ISBN 13: 978-1-30507-175-9

Chapter 2 - Section 2.1 - Functions - 2.1 Exercises - Page 159: 89

Answer

See the image below.

Work Step by Step

The image above roughly represents the height of lawn throughout $4$-week period. The lawn is mowed weekly, every Wednesday, that is the middle of the week. The graph begins from a Sunday, which means that $3$ days have passed after last mow; the lawn is approximately grown half of the maximum height. The height gets bigger as time passes and on Wednesday we have a jump on the graph; the day when lawn is mowed.
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