Difference between revisions of "NPr Command"
From GeoGebra Manual
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Revision as of 10:32, 21 December 2012
- 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.
- Example:
nPr[10, 2]yields 90.
- Example:
nPr[n, 3]yields n³ - 3n² + 2n.
Note: See also BinomialCoefficient command.
