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19990401
DUAL GRAPH
With this function you can split the display between two areas and display two graphs
on the same screen.
Example:
To draw the following two graphs and determine the points of intersection
Y1 = X(X + 1)(X – 2)
Y2 = X + 1.2
1. Press u
3
SET UP
ccc2(G+G)
to specify “G+G” for the Dual Screen setting.
2. Press
i, and then input the two functions.
v(v+b)
(v-c)w
v+b.cw
3. Press 5(DRAW) or w to draw the graphs.
BOX ZOOM
Use the Box Zoom function to specify areas of a graph for enlargement.
1. Press
2(ZOOM) b(Box).
2. Use
d e f c to move the pointer
to one corner of the area you want to specify and
then press
w
.
8
Quick-Start
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