Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

by Bittinger, Marvin L.; Ellenbogen, David J.; Johnson, Barbara L.

Published by Pearson

ISBN 10: 0-32184-874-8

ISBN 13: 978-0-32184-874-1

Chapter 7 - Functions and Graphs - Test: Chapter 7 - Page 498: 3

Answer

We see that the domain exists for all real numbers. The range, on the other hand, exists only for values of $y$ greater than or equal to one.

Work Step by Step

The given graph passes the vertical line test, for no vertical line can pass through it more than once. Thus, it is a function. We see that the domain exists for all real numbers. The range, on the other hand, exists only for values of $y$ greater than or equal to one.

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