Texas Instruments TI-89 Manual De Usuario
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Parametric Graphing
348
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 parametric equation.
point by tracing a parametric equation.
4. Set the display style for an equation. You
can set either the x or y component.
2 ˆ
2 ˆ
This is optional. For multiple equations,
this helps visually distinguish one from
another.
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 %).