Given f(2) = 12, which of the following could be an equation of the function?
Af(x) = 8x – 2
Bf(x) = 4x + 4
Cf(x) = 6x – 4
Df(x) = –4x – 4
Af(x) = 8x – 2
Bf(x) = 4x + 4
Cf(x) = 6x – 4
Df(x) = –4x – 4