Casio FX-9860GII-L-IH User Guide - Page 13
DUAL GRAPH, Box Zoom
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8 Quick-Start 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 1. Press !mcc1(G+G) 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 6 w 3. Press (DRAW) or to draw the graphs. Box Zoom Use the Box Zoom function to specify areas of a graph for enlargement. !2 1 1. Press (ZOOM) (BOX). d e f c 2. Use to move the pointer to one corner of the area you want to specify and w then press . 20050401
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 ā 2)
Y2 = X + 1.2
1. Press
!m
cc
1
(G+G)
to specify āG+Gā 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
.
8
Quick-Start
SET UP