Calculus Concepts: An Informal Approach to the Mathematics of Change 5th Edition

Published by Brooks Cole
ISBN 10: 1-43904-957-2
ISBN 13: 978-1-43904-957-0

Chapter 1 - Ingredients of Change: Functions and Limits - 1.1 Activities - Page 12: 45

Answer

This graph is a function.

Work Step by Step

This is because there is only one $y$ value for every $x$ value. For further explanation, this graph is the function of -$ax^{2}-c$.
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