Combinatorics problem?

2 ⤊

A coach has to pick 11 seniors to play football. If he can make his decision 12376 ways, how many seniors are eligible to play football?

2007-09-16 20:07:22 · 3 answers · asked by Nick 2 in Science & Mathematics ➔ Mathematics

if there are n seniors,
number of ways = n C 11

n C 11 = 12376

use trial and error

n=17

2007-09-16 21:22:34 · answer #1 · answered by qwert 5 · 1⤊ 1⤋

There are 17 seniors.

(17C11) = 12376

2007-09-16 20:17:32 · answer #2 · answered by Northstar 7 · 1⤊ 1⤋

just times them

2007-09-16 20:14:56 · answer #3 · answered by Anonymous · 0⤊ 4⤋