Respuesta :

Answer:

792

Step-by-step explanation:

you use combinations

12C5

nCr = n! / r! * (n - r)!

nCr = 12! / 5! * (12 - 5)!

nCr = 12! / 5! * (7)!

nCr = 792

you can also use excel formula to solve it =COMBIN(12,5)