Casio FX-9860GII-L-IH User Guide - Page 189
Ymin = -30, axis to see if they are tangent.
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5-2-10 Controlling What Appears on a Graph Screen Example Enlarge the graphs of the two expressions shown below five times on both the x- and y-axis to see if they are tangent. Y1 = (x + 4)(x + 1)(x - 3), Y2 = 3x + 22 Use the following V-Window settings. Xmin = -8, Xmax = 8, Xscale = 1 Ymin = -30, Ymax = 30, Yscale = 5 Procedure 1 m GRAPH !3(V-WIN) -iwiwbwc -dawdawfwJ 3(TYPE)1(Y=) (v+e)(v+b) (v-d)w dv+ccw 6(DRAW) 2 !2(ZOOM)2(FACT)fwfwJ 3 !2(ZOOM)3(IN) 4 f~f,d~dw Result Screen # You can repeat factor zoom to enlarge or reduce a graph even further. 20050401
20050401
5-2-10
Controlling What Appears on a Graph Screen
Example
Enlarge the graphs of the two expressions shown below five times on
both the
x
- and
y
-axis to see if they are tangent.
Y1 = (
x
+ 4)(
x
+ 1)(
x
– 3),
Y2 = 3
x
+ 22
Use the following V-Window settings.
Xmin = –8,
Xmax = 8,
Xscale = 1
Ymin = –30,
Ymax = 30,
Yscale = 5
Procedure
1
m
GRAPH
!3
(V-WIN)
-
i
w
i
w
b
w
c
-
da
w
da
w
f
wJ
3
(TYPE)
1
(Y=)
(
v
+e)(
v
+b)
(
v
-d)
w
d
v
+cc
w
6
(DRAW)
2
!2
(ZOOM)
2
(FACT)
f
w
f
wJ
3
!2
(ZOOM)
3
(IN)
4
f
~
f
,
d
~
d
w
Result Screen
# You can repeat factor zoom to enlarge or
reduce a graph even further.