Answer
Zero
Work Step by Step
We see from the graph that there is one real solution (the point where the graph touches the x-axis). We know that the only way for there to be one real solution is for the discriminant to be zero.
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
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: 54
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