#### Answer

one-to-one

#### Work Step by Step

-------------
One can not find a horizontal line that would intersect the graph more than once.
Horizontal Line test: passed.
The function is one-to-one.

Published by
Pearson

ISBN 10:
013421742X

ISBN 13:
978-0-13421-742-0

one-to-one

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.