Texas Instruments TITANIUM TI-89 - Manual (Page 341)

Polar Graphing 341
Exploring the Graph Exploring the Graph Exploring the Graph Exploring the Graph
From the Graph screen, you can:
• Display the coordinates of any pixel by using the free-moving cursor, or of a plotted
point by tracing a polar equation.
4. Set the display style for an equation. You
can set either the x or y component.
2 ˆ
This is optional. For multiple equations,
this helps visually distinguish one from
another.
5. Define the viewing window ( 8 $).
„
Zoom also changes the viewing
window.
6. Change the graph format if necessary.
ƒ
9
– or –
8 Í
7. Graph the selected equations
( 8 %).