Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 4 Quadratic Functions and Factoring - 4.8 Use the Quadratic Formula and the Discriminant - 4.8 Exercises - Skill Practice - Page 297: 53

Answer

Negative

Work Step by Step

We see from the graph that there are no real solutions (points where the graph crosses the x-axis). We know that the only way for there to be no real solutions (and thus two imaginary solutions) is for the discriminant to be negative.
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