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4. Display the sketch menu and then press 6 (g) 2 (LINE) 1 (Line) to draw
a line to the second dot.
uu
uu
uTo draw a line between any two points in the STAT, GRAPH,
TABLE, RECUR and CONICS Modes
[Sketch]-[LINE]-[F·Line]
Example To draw a line between two points of inflection on the graph of
y = x(x + 2)(x – 2)
1. After drawing a graph, display the sketch menu and then press 6 (g) 2
(LINE) 2 (F·Line) to display the pointer in the center of the screen.
2. Use the cursor keys to move the pointer to one of the points of inflection and
press w.
3. Use the cursor keys to move the pointer to the other point of inflection and
press w to draw the line.
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uTo draw a line in the RUN or PRGM Mode
The following is the syntax for drawing lines in these modes.
F-Line <x-coordinate 1>, <y-coordinate 1>, <x-coordinate 2>, <y-coordinate 2>
Graphing with the Sketch Function 10 - 2
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