Sketch the graph of the following equation:

and its inverse.

Using Wl-plot (v. 2.59):

- At the main menu, use the arrow keys to move to the menu item
*Conic Sections*and press . If you have a mouse you can just click on the menu item*Conic Sections*. - You will now see an elaborate menu which provides various ways of
entering data for a conic section:
- Press to get to
*Plotting Style*. Using the arrow keys move the small triangle so that it points to the option*Focal Points & Asymptotes*and press . If you are using a mouse, all you need to do in this step is to point and click at the menu item*Focal Points & Asymptotes*. - Press to get to
*General Equation Constants*or point and click your mouse at this item. - Enter the coefficients:
- A = 1
- B = 0
- C = -3
- D = -4
- E = 5
- F = 8

- Press to get to the menu items at the
bottom of the screen and use the arrow keys to move to
*Plot*and press . If you have a mouse then just point to*Plot*on the bottom of the screen and click the mouse button.