Calculates the number of combinations that extract several objects from a given number of object sets. The COMBIN function determines all possible combinations of a set of objects.
grammar
COMBIN(number,number_chosen)
Number Indicates the total number of objects.
Number chosen is the number of objects in each combination.
Instructions
- If the numeric parameter is not an integer, the truncated parameter is rounded.
- If the argument is non-numeric, the COMBIN function returns the #VALUE! Error value. .
- If number < 0, number_chosen< 0 or number < number_chosen, COMBIN returns error #NUM! .
An object assembly is any set or subset of an object as a whole, regardless of its internal order. Composition is different from permutation, and the number of permutations is related to the internal order of the object.
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