HP Prime Graphing Wireless Calculator Instrukcja Użytkownika Strona 198

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bottom of the display displays the currently active tool or command, help for the current tool or
command, and a list of all objects recognized as being under the current pointer location.
2. Select the type of graph you want to plot. In this example we are plotting a simple sinusoidal function,
so choose:
> Plot > Function
3. With plotfunc( on the entry line, enter 3*sin(x):
3
Note that x must be entered in lowercase in the Geometry app.
If your graph doesn’t resemble the previous gure, adjust the X Rng and Y Rng values in Plot Setup view
( ).
We’ll now add a point to the curve, a point that will be constrained always to follow the contour of the
curve.
Adding a constrained point
1.
Tap , tap Point, and then select Point On.
Choosing Point On rather than Point means that the point will be constrained to whatever it is placed
on.
150 Chapter 9 Geometry
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