Compute the number of ways you can select n elements from N elements.
-$n = 3 , N = 9$
A) 3
B) 504
C) 720
D) 84

Name: Compute the number of ways you can select n elements from N elements. -$n = 3 , N = 9$ A) 3 B) 504 C) 720 D) 84
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Question

Quizplus · Accepted Answer

The number of ways to select n elements from N elements is given by the combination formula $ \binom{N}{n} = \frac{N!}{n!(N-n)!} $. For $ n = 3 $ and $ N = 9 $, it is $ \binom{9}{3} = \frac{9!}{3!6!} = 84 $.

Compute the Number of Ways You Can Select N Elements n=3,N=9n = 3 , N = 9n=3,N=9

Compute the Number of Ways You Can Select N Elements $n = 3 , N = 9$