Chapter 12: Programming 241
7312ENG.DOC CH 12 Programming, English Julie Hewlett Revised: 07/29/98 12:17 PM Printed: 05/19/99 9:02
AM Page 241 of 32
For a detailed description of each graph style, see Chapter 9:
Function Graphing.
Write a program named GRPHSTYL that defines the shade
below graph style for Y1=2X+5 and graphs it.
PROGRAM:GRPHSTYL
:FnOff
:"2X+5"ÜY
:GraphStyle(1,4)
:ZStandard
The 8
I/O Menu
You can only access the 8 I/O (input/output) menu by
pressing 8 " from the Program editor. The 8 I/O menu
instructions allow you to input values and output answers
during program execution.
To return to the Program editor without selecting an item,
press :.
8 " (from the
Program editor only)
1:Input Lets the user enter a value or display a
graph.
2:Prompt Prompts the user to enter variable values.
3:Disp Displays text or values on the Home screen.
4:DispGraph Displays the current graph.
³
For FnOff and Y1,
press - } 2 1.
For ZStandard, press
( 6.