Respuesta :

gmany

(0, 3) - for x = 0, y = 3

(1, 12) - for x = 1, y = 12

f(x) = a · (b)ˣ

3 = a · b⁰ → a = 3

12 = a · b¹ → ab = 12 → 3b = 12 → b = 4

Answer: C. f(x) = 3 · (4)ˣ