Respuesta :

Answer:

Step-by-step explanation:

y = x/4 - 12

x = y/4 - 12

y/4 - 12 =x

y/4 = x + 12

y = 4x + 48

h(x) = 4x + 48

y = 3x - 122

x = 3y - 122

3y - 122 = x

3y = x + 122

y = x/3 + 122/3

f^-1(x) = x/3 + 122/3