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20070201
DUAL GRAPH
With this function you can split the display between two areas and display two graph
windows.
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
! m cc 1 (G+G) to
specify “G+G” for the Dual Screen setting.
2. Press
J , and then input the two functions.
v ( v +b)
( v -c) w
v +b.c w
3. Press
6 (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) 1 (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 .
SET UPSET UP
8
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