Discrete Mathematics with Applications 4th Edition

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

Chapter 9 - Counting and Probability - Exercise Set 9.4 - Page 563: 1

Answer

a. No. You can have one card from each suit. b. Yes, by pigeonhole principle there must be.

Work Step by Step

a. explained above. b. Pigeonhole principle applies here because there are 5 cards and 4 suits. Since 5>4, there must be at least 1 suit with multiple cards.
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