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 431: 68

Answer

1 real zero and 4 imaginary zeros

Work Step by Step

Step 1. Based on the graph, we can identify that the curve crosses the x-axis 1 time, given 1 real zero. Step 2. We can not identify that the curve touches the x-axis and turns around, indicating no real zero with multiplicity. Step 3. We can conclude that there is 1 real zero and 4 imaginary zeros (total degree 5).
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.