HP 48gII Graphing Calculator Manual do Utilizador descarregar pdf (Página 425)

• Press LL@)PICT @CANCL to return to the PLOT WINDOW environment.

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

The VPAR variable

The VPAR (Volume Parameter) variable contains information regarding the

“volume” used to produce a three dimensional graph. Therefore, you will see

it produced whenever you create a three dimensional plot such as Fast3D,

Wireframe, or Pr-Surface.

Interactive drawing

Whenever we produce a two-dimensional graph, we find in the graphics

screen a soft menu key labeled @)EDIT. Pressing @)EDIT produces a menu that

include the following options (press L to see additional functions):

Through the examples above, you have the opportunity to try out functions

LABEL, MENU, PICT, and REPL. Many of the remaining functions, such as

DOT+, DOT-, LINE, BOX, CIRCL, MARK, DEL, etc., can be used to draw

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HP 48gII Graphing Calculator Manual do Utilizador Página 425