Question

calcule e simplifique (n!)^2/(n+1)!(n-1)!​

Answer 1

(n!)^2/(n+1)!(n-1)!

n! n! / (n+1)n! (n-1)!

n! n(n-1)! / (n+1)n! (n-1)!

n/n+1

Answer 2

Resposta:

Leia abaixo

Explicação passo-a-passo:

$\boxed{\frac{(n!)^2}{(n + 1)!(n-1)!} }$

$\boxed{\frac{(n.(n-1)!).(n.(n-1)!)}{((n + 1).n.(n-1)!).(n-1)!} }$

$\boxed{\boxed{\frac{n}{n + 1}}}$