#### Answer

Function

#### Work Step by Step

The vertical line test states that if a relation is a function, no vertical line can pass through the graph of the relation twice. Using this test, we observe that it is a function.

Published by
McDougal Littell

ISBN 10:
0618595414

ISBN 13:
978-0-61859-541-9

Function

You can help us out by revising, improving and updating this answer.

Update this answerAfter 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.