Respuesta :

5! = 5 * 4 * 3 * 2 * 1 = 120
3! = 3 * 2 * 1 = 6
6! = 6 * 5 * 4 * 3 * 2 * 1 = 720

120 * 6 / 720

= 1
The exclamation points mean you're looking for factorials.
5!3!/6! = ((5*4*3*2*1)(3*2*1))/(6*5*4*3*2*1)
(120*6)/720
720/720 = 1