(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
5.9m questions
7.7m answers