Precalculus (6th Edition) Blitzer

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

Chapter 2 - Review Exercises - Page 430: 29


Not over an extended period of time.

Work Step by Step

Step 1. The leading term of the function is $-0.87x^3$ with a coefficient of $-0.87$ and an odd power. Thus, we can identify its end behaviors as $x\to\infty, y\to-\infty$; that is, the curve falls to the right. Step 2. This model can be used to predict the number of thefts for a limited number of years if the trend shows a decline of thefts. However, for a long period of time, the value of $f(x)$ will eventually be negative, which will not reflect a realistic situation.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.