Respuesta :

Step-by-step explanation:

The given pair of functions f and g in which

( fog)(x)=x are inverse to eachother

Answer:

option 2 on ed

Step-by-step explanation:

f(x)=2/x and g(x)=2/x

f(g(x))= f(2/x)= 2 /2/x (multiply the x on the top and bottom, the bottom cancels out)

You are then left with x