# NPr Command

From GeoGebra Manual

- 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*.

## CAS Syntax

- nPr ( <Number n>, <Number r> )
- Returns the number of possible permutations without repetition of
*r*elements out of a list of*n*elements. **Examples:**`nPr(10, 2)`

yields*90*.`nPr(n, 3)`

yields*\frac{n!}{(n-3)!}*.

**Note:**See also BinomialCoefficient command.