Question

Simplifique as seguintes expressões:
n!
(n+2)!

Answer 1

Resposta:

frac{(n+2)!}{n+1)!}=\frac{(n+2)(n+1)!}{(n+1)!}=n+2

n+1)!

(n+2)!

=

(n+1)!

(n+2)(n+1)!

=n+2