Algebra and Trigonometry 10th Edition

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

Prerequisites - P.6 - The Rectangular Coordinate System and Graphs - Exercises - Page 57: 14

Answer

I, III (1st and 3rd quadrant)

Work Step by Step

Note that the inequality is only true when x and y have the same sign. This only occurs for points in the first and third quadrants.
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