Find the slant asymptote of f(x)=2x3−x2+5x2+1f(x) = \frac{2x^3 - x^2 + 5}{x^2 + 1}f(x)=x2+12x3−x2+5.
y=2x−1y = 2x - 1y=2x−1
y=2x+1y = 2x + 1y=2x+1
y=x−2y = x - 2y=x−2
y=2xy = 2xy=2x