Calculus with Applications (10th Edition)

Published by Pearson
ISBN 10: 0321749006
ISBN 13: 978-0-32174-900-0

Chapter R - Algebra Reference - R.5 Inequalities - R.5 Exercises - Page R-21: 3


The interval notation of the given expression is: $[1, 2)$. Refer to the image below for the graph.

Work Step by Step

The inequality includes all numbers that are greater than or equal to 1 and less than 2. Thus, the interval notation of the given expression is: $[1, 2)$. To graph the inequality, plot a solid dot at $x=1$ and a hole (hollow dot) at $x=2$, then shade the region between them. (refer to the attached image in the answer part above)
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