Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 10 Counting Methods and Probability - 10.1 Apply the counting Principles and Permutations - Guided Practice for Example 6 - Page 686: 9



Work Step by Step

There are 5 letters, and the letters "K" and A are repeated twice. Thus, it follows: $$=\frac{5!}{2!\times2!}=30$$
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