Texas Instruments TI-73VSC Guidebook - Page 196

190 Chapter 10: Drawing ³ Draw a line segment from the Graph screen. 1. Clear all previous drawings, and select the beginning point of the line segment. (62122 #$"! (as necessary) b 2. Select the ending point of the line segment. #$"! (as necessary) b The cursor becomes a small box. The line segment is finished. Line( from the Home Screen or Program Editor From the Home screen or the Program editor, Line( can draw or erase a line segment from point (X,Y) to (X ,Y ) on the Graph screen. You follow the Line( instruction with the coordinates of the beginning point (X1,Y1) and the ending point (X2,Y2) of the line segment. Including the argument, 0, after the X and Y coordinates erases a line from (X,Y) to (X ,Y ). To draw the line segment: Line(X1,Y1,X2,Y2) To erase a line segment: Line(X1,Y1,X2,Y2,0)