Answer
$(a)$
Work Step by Step
According to the text if the discriminant $b^2-4ac>0$, then the graph crosses the x-axis at 2 different points., Hence, the answer option is (a).
Precalculus (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0-32197-907-9
ISBN 13:
978-0-32197-907-0
Chapter 3 - Linear and Quadratic Functions - 3.3 Quadratic Functions and Their Properties - 3.3 Assess Your Understanding - Page 145: 11
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