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3. (Optional) Use the four arrow keys to rotate the view and see how the trace
plane and the graph intersect.
4. To stop tracing and return to the Pointer tool, press Esc.
Changing the Trace Settings
1. From the Trace menu, select TraceSetup.
The 3D Trace Setup dialog box opens.
2. Enter or select the settings, and click OK to apply them.
3. If you are not already tracing, your new settings take effect the next time
you trace.
Example: Creating an Animated 3D Graph
1. Insert a new problem and select the 3D Graphing view.
2. From the Actions menu, select InsertSlider, click to position it, and type
time as the variable name.
3. Display the slider’s context menu, click Settings, and enter the following
values.
Value: 3.8
Minimum: 3.2
Maximum: 4.4
Step Size: 0.1
4. In the entry line, define the function shown here:
5. Drag the slider thumb to see the effect of varying time.
3D Graphs 259