Discrete Mathematics with Applications 4th Edition

Published by Cengage Learning
ISBN 10: 0-49539-132-8
ISBN 13: 978-0-49539-132-6

Chapter 1 - Speaking Mathematically - Exercise Set 1.3 - Page 21: 2

Answer

a. Yes. Yes. Yes. No. b. $S=\{(-3,-3), (-2,-2), (-1,-1), (-1,1), (1,-1), (1,1), (2,-2), (2,2), (3,3)\}$. c. The domain is $C (=D)$ and the codomain is $D (=C)$. d.

Work Step by Step

This relation maps from a set to itself.
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