Numerical optimization methods

Given a function $f$, such that

$$f(x)=\left(\frac{5}{x} - 3\right)^2 + 2$$And the initial parabola

$$p_0(x) = 0.62x^2 - 2.78x + 6.37$$What is $f(x_{p_0}^*)$ equal to? Round to the nearest tenth.

Tip: Remember that, for a parabola, $x_p^* = v_x=\frac{-b}{2a}$