HP Prime Graphing NW280AAABA manual 140

Models: Prime Graphing NW280AAABA

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tangent changes in Plot view, the value of the slope is automatically updated in Numeric view.

26.With the new calculation highlighted in Numeric view,

tap .

Selecting a calculation in Numeric view means that it will also be displayed in Plot view.

27.Press Pto return to Plot view.

Notice the calculation that you have just created in Numeric view is displayed at the top left of the screen.

Let’s now add two more

calculations to Numeric view and have them displayed in Plot view.

28.Press Mto return to Numeric view.

29.Tap , enter GB, and tap .

Entering just the name of a point will show its coordinates.

30.Tap , enter GC, and tap .

Entering just the name of a line will show its equation.

31.Make sure both of these new equations are selected (by

choosing each one and pressing ).

32.Press Pto return to Plot view.

Notice that your new calculations are displayed.

33.Press Eand choose point GB.

34.Use the cursor keys to move point B along the graph. Note that with each move, the results of the calculations shown at the top left of the screen change.

140

Geometry

Page 144
Image 144
HP Prime Graphing NW280AAABA manual 140