HP Prime Graphing Wireless Calculator Instrukcja Użytkownika Strona 387

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In equation mode, you use the cursor keys to move between parameters in the equation and change their
values, observing the eect on the graph displayed. Press or to decrease or increase the value of
the selected parameter. Press or to select another parameter. Press to change the sign
of a.
Test mode
Tap to enter test mode. In Test mode you test your skill at matching an equation to the graph
shown. Test mode is like equation mode in that you use the cursor keys to select and change the value of each
parameter in the equation. The goal is to try to match the graph that is shown.
The app displays the graph of a randomly chosen linear function of the form dictated by your choice of level.
(Tap or to change the level.) Now press the cursor keys to select a parameter and set its
value. When you are ready, tap to see if you have correctly matched your equation to the given
graph.
Tap to see the correct answer and tap to exit Test mode.
Linear Explorer app 339
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