SOLUTION: Find the number of combinations. 10C6 12C8 14C10

Algebra ->  Customizable Word Problem Solvers  -> Evaluation -> SOLUTION: Find the number of combinations. 10C6 12C8 14C10      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


   



Question 447492: Find the number of combinations.
10C6
12C8
14C10

Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 
Hi,
nCx = n%21%2F%28x%21%28n-x%29%21%29
10C6 = 10!/6!*4! = 10*9*8*7/4*3*2 = 30*7 = 210
12C8 = 12!/8!*4! = 495
14C10 = 14!/10!*4! = 14*13*12*11/4*3*2 = 7*13*11 = 1001