Arranjo Simples A(n,k)

A(n,k) = n!/(n−k)!.
Created by
Renato Passos, Eng. de Software
Reviewed by
Renato Passos, Eng. de Software

Last updated: Apr 18, 2026

A(n,k)
720

Formula

A(n,k) = n!/(n−k)!

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