| 1. | In the Graphing view, tap Tools  and go to Graph Entry/Edit > Parametric. |
| 2. | Type expressions for xn(t) and yn(t). |
| 3. | (Optional) Edit the default values for tmin, tmax, and tstep. |
| 4. | Tap enter. |
Note: For information about path plots, see Exploring Graphs with Path Plot.