Question

de ( n - 6 )! = 720, n e igual à

Answer 1

Olá!

$\\ \mathsf{(n - 6)! = 720} \\\\ \mathsf{(n - 6)! = 6!} \\\\ \mathsf{n - 6 = 6} \\\\ \boxed{\mathsf{n = 12}}$