2000002805

SubArea: 
Combinatorics
Level: 
B
Project ID: 
2000002805
Accepted: 
0
Clonable: 
0
Easy: 
1
Specify the domain of the expression: \[\frac{(n+4)!}{(n+5)!}\]
\( n \in \mathbb{Z},~n\geq -4\)
\( n \in \mathbb{Z},~n\geq -5\)
\( n \in \mathbb{N}\)
\( n \in \mathbb{Z},~n\leq -5\)