User Manual
20060301
GTSelOn
Syntax: GTSelOn
:
<graph number>
Function:  Selects a graph expression.
Description: Graph number range: 1 to 100
Horizontal
Syntax: Horizontal
:
<y
-coordinate>
Function:  Draws a horizontal line.
Inverse
Syntax: Inverse
:
<
y
 or 
x
 graph number>
Function:  Graphs the inverse of a function.
Description: Graph number range: 1 to 100
Line
Syntax: Line
:
<start point 
x
-coordinate>, <start point 
y
-coordinate>, <end point 
x
-coordinate>, <end point 
y
-coordinate>
Function:  Draws a line between two specified coordinates.
Example:  Line 1, –2, 2, 3
Tip
•  The line is not drawn if a start point coordinate or end point coordinate is outside of the current 
Graph window.
NormalLine
Syntax: NormalLine
:
<graph number>, <
x
-coordinate>
Function:  Draws a normal line.
Example:  NormalLine 1, 2
Description: Draws a line normal to the graph at the specified 
x
-value.
Plot
Syntax: Plot
:
<
x
-coordinate>, <
y
-coordinate>
Function:  Displays a pointer at the location specified by the coordinates and plots a point 
there. 
PlotChg
Syntax: PlotChg
:
<
x
-coordinate>, <
y
-coordinate>
Function:  Toggles display of the plot at the specified coordinates on and off.
12-6-18
Program Command Reference










