Casio CFX-9970G - Manual (Page 16)

Quick-Start
xv
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
!Z
cc1
(Grph) to specify
“Graph” for the Dual Screen setting.
1
23456
2. Press
J
, and then input the two functions.
v(v+b)
(v-c)w
v+b.cw
12345
6
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
, and
c
to move the pointer
to one corner of the area you want to specify and then
press
w
.