Casio FX-730P - Npr

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CHAPTER 6 Command Reference
NPR
(Value of n, value ofr)
Numeric expression Numeric expression
®
Function:
Obtains the permutations (nPr) for given values of n and r.
Parameter:
Value of n:
Value
ofr :
Numeric expression }
n and r are integer values with
Numeric expression the range
of 0 ~ r ~ n < 10
10
.
Explanation:
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1) This function obtains permutations nPr ( = (nn___·r)
2) An error occurs if n or r contains fractions.
Example:
NP R ( 5 , 3 ) ~ (sP3)
NP R ( 5 , 0 ) ~ (sPo)
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