Dual Graph; Box Zoom - Casio fx-9860G AU User Manual

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
SET UP
!mcc1
1. Press
to specify "G+G" for the Dual Screen setting.
J
2. Press , and then input the two functions.
v(v+b)
(v-c)w
v+b.cw
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3. Press (DRAW) or

Box Zoom

Use the Box Zoom function to specify areas of a graph for enlargement.
!2
1. Press
d e f c
2. Use
to one corner of the area you want to specify and
w
then press .
Quick-Start
(G+G)
w
to draw the graphs.
1
(ZOOM) (BOX).
to move the pointer
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