Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 8 - Section 8.3 - Quadratic Functions and Their Graphs - Exercise Set - Page 628: 84

Answer

It makes sense.

Work Step by Step

It makes sense. The vertex is the turning point of the parabola — either the lowest point (if it opens upward) or the highest point (if it opens downward). The axis of symmetry is a vertical line that passes through the vertex and divides the parabola into two mirror-image halves. So the vertex is exactly where the parabola intersects its axis of symmetry.
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