Ola lucas
A(n,3) = 8 * A(n,2)
n!/(n - 3)! = 8*n!/(n - 2)!
(n - 2)! = 8*(n - 3)!
(n - 2)*(n - 3)! = 8*(n - 3)!
n - 2 = 8
n = 10
pronto
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Ola lucas
A(n,3) = 8 * A(n,2)
n!/(n - 3)! = 8*n!/(n - 2)!
(n - 2)! = 8*(n - 3)!
(n - 2)*(n - 3)! = 8*(n - 3)!
n - 2 = 8
n = 10
pronto