Determine the horizontal asymptote of f(x)=3x2+12x2+xf(x) = \frac{3x^2+1}{2x^2+x}f(x)=2x2+x3x2+1.
y=0y=0y=0
y=1y=1y=1
y=3/2y=3/2y=3/2
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