Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter 3 - Polynomial and Rational Functions - 3.1 Quadratic Functions and Models - 3.1 Execises - Page 314: 45

Answer

C

Work Step by Step

The answer is $C$ because $a\gt0$ means the parabola opens upward, and $b^2-4ac\gt0$ means that there are two intersects with the x-axis.
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