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
To calculate
4 nCr 2 = 4C2
6.
Example 2
To calculate
0 nCr 0 = 0C0
1.
Example 3
To determine how many different 4-member groups can be organized in a group of 10 individuals
1 0 nCr 4 = 10C4
210.