Answer
a) No, No.
b) Yes, No.
Work Step by Step
a) No, a and c both go to y, No, nothing goes to x or z
b) Yes, for every member in domain there is one and only one in co-domain, No, z doesn’t correspond to any value in domain
Discrete Mathematics with Applications 4th Edition
by Epp, Susanna S.
Published by
Cengage Learning
ISBN 10:
0-49539-132-8
ISBN 13:
978-0-49539-132-6
Chapter 7 - Functions - Exercise Set 7.2 - Page 414: 8
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