# Difference between revisions of "NPr Command"

From GeoGebra Manual

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− | <noinclude>{{Manual Page|version=4.2}}[[Category:Manual (official)|{{PAGENAME}}]]</noinclude>{{betamanual|version=4.2}} | + | <noinclude>{{Manual Page|version=4.2}}[[Category:Manual (official)|{{PAGENAME}}]]</noinclude>{{betamanual|version=4.2}} |

+ | {{command|probability}} | ||

;nPr [<Number n>, <Number r>] | ;nPr [<Number n>, <Number r>] | ||

:Returns the number of possible permutations without repetition of ''r'' elements out of a list of ''n'' elements. | :Returns the number of possible permutations without repetition of ''r'' elements out of a list of ''n'' elements. | ||

:{{example| 1=<div><code><nowiki>NPr[10, 2]</nowiki></code> yields ''90''.</div>}} | :{{example| 1=<div><code><nowiki>NPr[10, 2]</nowiki></code> yields ''90''.</div>}} |

## Revision as of 09:24, 9 July 2012

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*.