5-12
Pressing
(SEL) while one of the function’s is highlighted would causes its “
R
” or “
B
”
indicator to be cleared. A function without an indicator is drawn as the main screen graph
(on the left side of the display).
Example
Graph
y
=
x
(
x
+ 1)(
x
– 1) in the main screen and sub-screen.
Use the following V-Window settings.
(Main Screen)
Xmin = –2,
Xmax = 2,
Xscale = 0.5
Ymin = –2,
Ymax = 2,
Yscale = 1
(Sub-screen)
Xmin = –4,
Xmax = 4,
Xscale = 1
Ymin = –3,
Ymax = 3,
Yscale = 1
K
GRAPH
K
(SET UP)
_
AAAA
*
(G + G)
)
*fx-7400G
ɉ
, fx-9750G
ɉ
:
AAA
(V-WIN)
A
U
A
U
?D
U
A
A
U
A
U
@
U
(RIGHT)
C
U
C
U
@
U
A
B
U
B
U
@
U)
(TYPE)
(Y=)
T
T
@
T
@
U
(DRAW)
*
(COPY)
• Pressing
while a graph is on the display will return to the screen in step 4.
6. Manual Graphing
I
Rectangular Coordinate Graph
Inputting the Graph command in the
RUN • MAT
(or
RUN
) mode enables drawing of
rectangular coordinate graphs.
1. From the Main Menu, enter the
RUN • MAT
(or
RUN
) mode.
2. Make V-Window settings.
3. Input the commands for drawing the rectangular coordinate graph.
4. Input the function.
Example
Graph
y
= 2
x
2
+ 3
x
– 4.
Use the following V-Window settings.
Xmin = –5,
Xmax = 5,
Xscale = 2
Ymin = –10,
Ymax = 10,
Yscale = 5
K
RUN
•
MAT (or RUN)
Summary of Contents for FX-7400GII
Page 337: ...E CON2 Application ...
