COMBIN
Definition of COMBIN
Returns the number of ways to choose some number of objects from a pool of a given size of objects.
Sample Usage
COMBIN(4,2)
COMBIN(A2,B2)
Syntax
COMBIN(n, k)
n
 The size of the pool of objects to choose from.k
 The number of objects to choose.
Notes
COMBIN
is the standard combinatorics function typically notated nCk and read "n choose k". This is equivalent toFACT(n)/(FACT(k)*FACT(nk))
.
See Also
MULTINOMIAL
: Returns the factorial of the sum of values divided by the product of the values' factorials.
FACTDOUBLE
: Returns the "double factorial" of a number.
FACT
: Returns the factorial of a number.
To use the COMBIN Formula, simply begin with your edited Excellentable:
Then begin typing the COMBIN formula in the area you would like to display the outcome:
By adding the values you would like to calculate, Excellentable generates the outcome:
A

B

C



1


2


3


4


5


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7


8


9


10


11


12


13


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15

D

E

F



1
