Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 11 - Section 11.5 - The Binomial Theorem - Exercise Set: 13

Answer

$360$

Work Step by Step

Expand, cancel, and multiply $\frac{10!}{7!\cdot2!} = \frac{10\cdot9\cdot8\cdot 7\cdot 6\cdot 5\cdot 4\cdot 3\cdot 2\cdot 1}{7\cdot6\cdot5\cdot4\cdot3\cdot2\cdot1\cdot2\cdot1} = \frac{10\cdot9\cdot8}{2\cdot1} = 10\cdot9\cdot4 = 360$
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