If f(x) = 2x + 1 and g(x) = x^2, what is the value of f(g(3))?

✓ Correct Answer: Option C

First, evaluate g(3): g(3) = 3^2 = 9. Then, substitute this result into f(x): f(g(3)) = f(9) = 2(9) + 1 = 18 + 1 = 19.