Question

Question #73292

Answer 1

n(n+1)(n+2)

Explanation:

`(n+2)!` can also be written as `(n-1)!` n`(n+1)(n+2)`
Thus, `[(n+2)!] / [(n-1)!]`
= `(n-1)!` n(n+1)(n+2)`` / ``(n-1)!# =# n(n+1)(n+2)