fx-82MS fx-82TL fx-9860GII TI-83
nCr
On a Casio calculator you can calculate a combination
nCr
The English lettering reads 'from n Choose r'.
Example 1
4C2
6.4 nCr 2 =
Example 2
0C0
1.0 nCr 0 =
Example 3
To determine how many different 4-member groups can be organized in a group of 10 individuals
10C4
210.1 0 nCr 4 =