(a) If f (x) = 3x 2 − 4x + 2, find f (0), f (2), f (−1)

(b) If f (x) = 4x 2 + 2x − 3, find f (0), f (3), f (a), f (3 + a)

(c) Considering your answers to the previous question part, in general does f

(a) + f

(b) = f (a + b)? Explain.