Answer
210
Work Step by Step
We know the following equation for combinations:
$$nC_r = \frac{n!}{(n-r)!\cdot r!}$$
Thus, we find:
$$\frac{10!}{6!\left(10-6\right)!}\\ 210$$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 10 Counting Methods and Probability - 10.2 Use Combinations and the Binomial Theorem - Guided Practice for Examples 1, 2, and 3 - Page 691: 2
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