Drawing Lines - TI -82 Manual Book

Drawing Lines

While a graph is displayed, Line( lets you define a line on the graph using the
cursor. If a graph is not displayed, the instruction is copied to the Home screen.
Directly on a Graph
1. When a graph is displayed, select
(item 2
2. Position the cursor at the beginning point of the line you want to draw.
Press Í.
3. Move the cursor to the end point of the line you want to draw. The line
is displayed as you move the cursor. Press Í.
To continue to draw lines, repeat steps 2 and 3. To cancel
'.
From the Home Screen or a Program
(
Line( DRAW DRAW
and (X2,Y2). The values may be entered as expressions.
Line( X1 , Y1
For example,
To erase a line:
Line( X1 , Y1
For example,
8-4 Operations
DRAW
).
item ) draws a line between the coordinates (X1,Y1)
2
, X2 , Y2 )
Line(0,0,6,9) displays:
, X2 , Y2 ,0)
Line(2,3,4,6,0) following the instruction above displays:
Line( from the DRAW DRAW menu
Line( , press