Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 2 - 2.4 - A Library of Parent Functions - 2.4 Exercises - Page 203: 27

Answer

a) 2; b) 2; c) -4; d) 3

Work Step by Step

We are given the function: $f(x)=[[x]]$ denotes the greatest integer less than or equal to $x$. a) $f(2.1)=[[2.1]]=2$ b) $f(2.9)=[[2.9]]=2$ c) $f(-3.1)=[[-3.1]]=-4$ d) $f\left(\dfrac{7}{2}\right)=[[3.5]]=3$
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