Respostas

2014-02-24T23:43:36-03:00
6! = 6x5x4x3x2x1         5! = 5x4x3x2x1        0! = 1

6! - 5! + 0! / 5!

6! - 5! = 720 - 120 = 600              0! / 5! = 1/120

600 + 1/120 =  72000/120 + 1/120       =       72001/120