Respuesta :

Answer:

Factorial

Step-by-step explanation:

! This sign is factorial sign and when solving factorial, you multiply given numbers in descending order.

This is how answers from the examples where derived;

E.g 5! = 5x4x3x2x1= 120

6! = 6x5x4x3x2x1 = 720

Answer:

Factorial, in mathematics, the product of all positive integers less than or equal to a given positive integer and denoted by that integer and an exclamation point.