HP 49g+ Graphing Calculator Uživatelský manuál stáhnout pdf (Strana 133)

Page 10-7

• When done, press @EXIT.

• Press @CANCL to return to the PLOT WINDOW environment.

• Change the Step data to read: Step Indep: 20 Depnd: 16

• Press @ERASE @DRAW to see the surface plot. Sample views:

• When done, press @EXIT.

• Press @CANCL to return to PLOT WINDOW.

• Press $ , or L@@@OK@@@, to return to normal calculator display.

Try also a Fast 3D plot for the surface z = f(x,y) = sin (x

)

• Press „ô, simultaneously if in RPN mode, to access the PLOT SETUP

window.

• Press ˜ and type ‘SIN(X^2+Y^2)’ @@@OK@@@.

• Press @ERASE @DRAW to draw the slope field plot. Press @EXIT @EDIT L

@)LABEL @MENU to see the plot unencumbered by the menu and with

identifying labels.

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HP 49g+ Graphing Calculator Uživatelský manuál Strana 133