Texas Instruments Voyage 200 User Manual page 375

5. Change the graph format if necessary.
ƒ
9
– or -
8
F
To help you see the orientation of
Note:
3D graphs, turn on
6. Graph the selected equations
(8 %).
Before displaying the graph, the
Note:
screen shows the "percent evaluated."
Exploring the Graph Exploring the Graph Exploring the Graph Exploring the Graph
From the Graph screen, you can:
• Trace the equation.
Use the „
•
Zoom
the menu items are dimmed because they are not available for 3D graphs.
Use the ‡
•
Math
is available for 3D graphs.
1:Value
You can also evaluate
the y value and press ¸.
3D Graphing
Axes and Labels
toolbar menu to zoom in or out on a portion of the graph. Some of
toolbar menu to evaluate the equation at a specified point. Only
while tracing. Type the x value and press ¸; then type
z(x,y)
.
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