Permutations without repetition

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Returns number of permutations without repetition.

syntax

Permutations(number_objects)

returns

positive integer number >= 1

info

- given number is converted into integer number

- formula for of function: n!

example

Permutations(5) = 120

example 2

There are 5 balls in a box: 1, 2, 3, 4, 5.

How much different numbers we can assemble using all bals?

solution

Permutations(5) = 120

answer

We can assemble 120 different numbers.