Respostas

2014-03-21T02:28:36-03:00
25!/ (25-3)!/ 3! = 25!/ 22!/3! = 25x24x23/6 = 13800/6= 2300 maneiras
2014-03-21T02:33:41-03:00
25! 24! 23! RESPOSTA CORRETA 13800 SO MULLTIPLICAR 25 X 24 X 23