Evaluate \acf(x)−f(2)x−2\ac{f(x) - f(2)}{x-2}\acf(x)−f(2)x−2 for f(x)=x2f(x) = x^2f(x)=x2 and simplify.
x+2x+2x+2
x−2x-2x−2
2x2x2x
444