Answer
See graph.
Work Step by Step
Step 1. Given $f(x)=\frac{6x}{x^2+x-2}=\frac{6x}{(x+2)(x-1)}$, we can identify its V.A. $x=-2, x=1$, H.A. $y=0$, x-intercepts: $x=0$, y-intercepts: $y=0$.
Step 2. Use the above information and test points to graph the function as shown in the figure.