You can put this solution on YOUR website! y = x^2-4/x+2
Make a table of possible x & y values & plot them.
x=.5 y=-5.75
x=.25 y=-13.9375
x=1 y=-1
x=2 y=4
x=3 y=9.667
x=-.5 y=10.25
x=.25 y=18.0625
x=-1 y=7
x=-2 y=8
x=-3 y=12.33 (graph 300x200 pixels, x from -6 to 5, y from -10 to 15, x^2 -4/x +2).