Sharp EL-W535TG - Factorial Calculations; Factorial Function (n!)

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<Example 1>
Operation Display
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Factorials
The product of a given positive integer n multiplied by all the lesser positive
integers from 1 to n-1 is indicated by n! and called the factorial of n.
cf.
n! = 1 x 2 x 3 x … x n
APPLICATIONS:
Used in statistics and mathematics. In statistics, this function is used
in calculations involving combinations and permutations.
Operation Display
<Example 2>
How many arrangements exist of cards of three colors:
red, blue, and yellow?
3! = 3 x 2 x 1 = 6
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