Question

simplifique (n+2)!+(n+1)! / (n+1)!
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Answer 1

Explicação passo-a-passo:

= (n + 2)! + (n + 1)! / (n + 1)!

= (n + 2)(n + 1)! + (n + 1)! / (n + 1)!

= (n + 1)! [(n + 2) + 1] / (n + 1)!

= n + 2 + 1

= n + 3