Question

Evaluate the factorial expression.

(n+4)!/n+4

A) n + 4!

B) 4!

C) 1

D) (n + 3)!

Answer 1

The answer is

D.(n+3)!



We just need to simplify the expression

(n+4)!/(n+4) =(n+3)! * (n+4)/(n+4)

(n+4)!/(n+4) = (n+3)! * 1

(n+4)!/(n+4) = (n+3)!