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Chapter 4 Graphing
2. Use the d and e cursor keys to move the line left and right, and press w to
draw the line at the current location.
e ~ ew
•To draw a horizontal line, simply press 2 (Hztl) in place of 1 (Vert), and use
the f and c cursor keys to move the horizontal line on the display.
In the RUN or PRGM Mode
The following is the syntax for drawing vertical and horizontal lines in these modes.
• To draw a vertical line
Vertical <
x-coordinate>
• To draw a horizontal line
Horizontal <
y-coordinate>
uu
uu
uTo clear drawn lines and points
The following operation clears all drawn lines and points from the screen.
In the STAT, GRAPH or TABLE Mode
Lines and points drawn using sketch menu functions are temporary. Display the
sketch menu and press 1 (Cls) to clear drawn lines and points, leaving only the
original graph.
In the RUN or PRGM Mode
The following is the syntax for clearing drawn lines and points, as well as the graph
itself.
Cls
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