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

Published by Brooks Cole

Chapter 1 - Ingredients of Change: Functions and Limits - 1.1 Activities: 43

Answer

This graph is not a function.

Work Step by Step

This is because there are numerous $x$ values that have two $y$ values each. A function can only have one $y$ value for every $x$ value. For more information, this figure is an ellipse.

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.