Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole
ISBN 10: 1305071751
ISBN 13: 978-1-30507-175-9

Chapter 1 - Section 1.1 - Real Numbers - 1.1 Exercises - Page 11: 55

Answer

$(-2,1]$

Work Step by Step

$ -2 \lt x \leq 1$ since the 2 is not included in the interval it will be represented by a round bracket and since the 1 is included in the interval it will be represented by a square bracket $(a,b]$ a = minimum values of x b = maximum value of x
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