College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter 9, Counting and Probability - Section 9.1 - Counting - 9.1 Exercises - Page 658: 63

Answer

$220$ ways

Work Step by Step

The answer is $12C3=\frac{12!}{3!\times 9!}=220$ ways.
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