Respuesta :

Missjo126

Answer:

What it means is that you first start writing the whole number n then count down until you reach the whole number 1. For the equation to be true, you must force the value of zero factorial to equal 1, and no other. ...

Step-by-step explanation:

Khasandra

Because while doing n!, you first start writting the number n then count down until you reach the writting 1

That's why, even if its 0! you still write the number 1.