Question

What is Factorial
explain with example
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Answer 1

Question:-

What is Factorial

explain with example

Answer:

The factorial function is a mathematical formula represented by an exclamation mark "!". In the Factorial formula you must multiply all the integers and positives that exist between the number that appears in the formula and the number 1.

example: If n is 3, then 3! is 3 x 2 x 1 = 6. If n is 5, then 5! is 5 x 4 x 3 x 2 x 1 = 120.

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Answer 2

Answer:

Factorial says to multiply all whole numbers from the choosen number to 1. The symbol is'!'.

Examples: 4!=4*3*2*1= 24