Mar. 8., 2009 | 01:20 pm
No:: begemots
ja kārtība nav svarīga, tad tās ir tieši kombinācijas (nevis permutācijas):
More generally, the formula for finding the number of combinations of k objects you can choose from a set of n objects is:
n!
n_C_k = ----------
k!(n - k)!
tātad 12! / ( 4! * 6!) = sanāk 27 200 veidi
More generally, the formula for finding the number of combinations of k objects you can choose from a set of n objects is:
n!
n_C_k = ----------
k!(n - k)!
tātad 12! / ( 4! * 6!) = sanāk 27 200 veidi