NPr Command
From GeoGebra Manual
This page is about a feature that is supported only in GeoGebra 4.2. |
- nPr [<Number n>, <Number r>]
- Returns the number of possible permutations without repetition of r elements out of a list of n elements.
- Example:
nPr[10, 2]
yields 90.
Note: See also BinomialCoefficient command.