College Algebra (6th Edition)

Published by Pearson
ISBN 10: 0-32178-228-3
ISBN 13: 978-0-32178-228-1

Chapter 2 - Functions and Graphs - Concept and Vocabulary Check: 10


$y∈[1;\inf)$; RANGE.

Work Step by Step

This is standard interval notion. By looking at the values at the $y$ axis, we can easily determine the range of this function. Simply said, all $x$'s of a function represent its domain, while all $y$'s represents its range. In this case, the shaded set of numbers shows the $y$'s of the function, therefore, it is its range.
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