What is the horizontal asymptote of f(x)=2x2+3x2−1f(x) = \frac{2x^2 + 3}{x^2 - 1}f(x)=x2−12x2+3?
y=2y = 2y=2
y=0y = 0y=0
y=3−1y = \frac{3}{-1}y=−13
No horizontal asymptote