Answer:
f(g(x)) = 8x-14
Step-by-step explanation:
You need to bring one inside the other so:
f(g(x)) = 4(2x-4) +2
f(g(x)) = 8x - 16 + 2 = 8x -14
instead of x in the f(x) function, you replace it with the function g(x)
