Determine the horizontal asymptote of f(x)=3x2+1x2−4f(x) = \frac{3x^2 + 1}{x^2 - 4}f(x)=x2−43x2+1.
y=0y = 0y=0
y=3y = 3y=3
y=1y = 1y=1
No horizontal asymptote