Texas Instruments -84 Plus, Manual Book

Page: 193 / 696

Chapter 8: Draw Instructions 190
Line( X1,Y1,X2,Y2 )
To erase a line segment, enter
Line(
X1,Y1,X2,Y2,0
)
Drawing Horizontal and Vertical Lines Drawing Horizontal and Vertical Lines Drawing Horizontal and Vertical Lines Drawing Horizontal and Vertical Lines
Drawing a Line Directly on a Graph
Drawing a Line Directly on a Graph Drawing a Line Directly on a Graph
Drawing a Line Directly on a Graph
To draw a horizontal or vertical line when a graph is displayed, follow these steps.
1. Select
3:Horizontal
or
4:Vertical
from the
DRAW
menu. A line is displayed that moves
as you move the cursor.
2. Place the cursor on the y-coordinate (for horizontal lines) or x-coordinate (for vertical
lines) through which you want the drawn line to pass.