Texas Instruments TI-84 - Manual (Page 144)

Chapter 4: Parametric Graphing 141
• Select or deselect parametric equations.
• Store values directly to window variables.
Exploring Parametric Graphs Exploring Parametric Graphs Exploring Parametric Graphs Exploring Parametric Graphs
Free-Moving Cursor Free-Moving Cursor Free-Moving Cursor Free-Moving Cursor
The free-moving cursor in Par graphing works the same as in Func graphing.
In RectGC format, moving the cursor updates the values of X and Y; if CoordOn format is
selected, X and Y are displayed.
In PolarGC format, X, Y, R, and q are updated; if CoordOn format is selected, R and q are
displayed.
TRACE TRACE TRACE TRACE
To activate TRACE, press
r. When TRACE is active, you can move the trace cursor
along the graph of the equation one Tstep at a time. When you begin a trace, the trace