Respuesta :

Answer:

5

Step-by-step explanation:

Hi,

f(12)= 12/2 -1 = 6 -1 = 5

Thanks

Answer:

5

Step-by-step explanation:

f(x) = x/2 - 1

Let x = 12

f(12) = 12/2  -1

       = 6-1

       = 5