For $$x \neq 0$$ define $$f : ℝ \rightarrow ℝ$$ by $$2f(x) = 3f \left(\frac{1}{x}\right) = x^2$$. Then f(3) =

A

$$\frac{-11}{3}$$

B

-5

C

$$\frac{11}{3}$$

D

5