Casio fx-9860G SD - Manual (Page 13)

20050401
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
!mcc1
(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.cw
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
.
8
Quick-Start
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