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Inverse
Syntax: Inverse
Ⅺ
<y or x graph number>
Function: Graphs the inverse of a function.
Description: Graph number range: 1 to 100
Line
Syntax: Line
Ⅺ
<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
Ⅺ
<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
Ⅺ
<x-coordinate>, <y-coordinate>
Function: Displays a pointer at the location specified by the coordinates and plots a point
there.
PlotChg
Syntax: PlotChg
Ⅺ
<x-coordinate>, <y-coordinate>
Function: Toggles display of the plot at the specified coordinates on and off.
PlotOff
Syntax: PlotOff
Ⅺ
<x-coordinate>, <y-coordinate>
Function: Turns off display of the plot at the specified coordinates.
PlotOn
Syntax: PlotOn
Ⅺ
<x-coordinate>, <y-coordinate>
Function: Turns on display of the plot at the specified coordinates.
12-6-18
Program Command Reference