College Algebra (11th Edition)

Published by Pearson
ISBN 10: 0321671791
ISBN 13: 978-0-32167-179-0

Chapter 2 - Section 2.6 - Graphs of Basic Functions - 2.6 Exercises - Page 239: 9

Answer

(B) Range: {...,-4,-3,-2,-1,0,1,2,3,4,...}

Work Step by Step

Graph B has many discontinuities because it is a step function. Its range consists of positive and negative whole values (because it rounds each number) including zero: Range: {...,-4,-3,-2,-1,0,1,2,3,4,...}
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