Sharp El 9400 User Guide

EL-9400 Graphing Calculator
19
Menu tree 3
ZOOM
A ZOOM B FACTOR D EXP E TRIG(       ) 
1 Auto
2 Box
3 In
4 Out
5 Default
6 Square
7 Dec
8 Int
9 Stat
F STO
1 StoWinG RCL
1 StoWin
2 PreWin
1 10x2 ex3 log x
4 In x1 sin x
2 cos x
3 tan x
4 sin-1 x
5 cos-1 x
6 tan-1 x Set factor
     of zoom
Press
ZOOM
ENTER
PROGM-COM
A PRGMD I/O E COORD(               on Program screen) 
1 Print
2 
3 Input
4 Wait
5 Rem
6 End
B BRNCH
1 Label
2 Goto
3 If
4 Gosub
5 ReturnC SCRN
1 ClrT
2 ClrG
3 DispT
4 DispG
F FORM
1 ExprON
2...

EL-9400 Graphing Calculator
20
Menu tree 4
EQ VAR
A XY(           ) 
1 Y1
2 Y2
3 Y3
4 Y4
5 Y5
6 Y6
7 Y7
8 Y8 9 Y9  0 Y0 
B REGEQN
1 RegEqn
2 a
3 b
4 c
5 r
6 r
2 
7 R2
8 resid 
C POINTS
1 x1
2 x2
3 x3
4 y1
5 y2
6 y3
7 Q1
8 Med 9 Q3
B XYT
01 X1T
02 Y1T
03 X2T
04 Y2T
05 X3T
06 Y3T
VARSA
WIN VAR
A XY(           ) 
1 Xmin
2 Xmax
3 Xscl
4 Ymin
5 Ymax
6 Yscl
7 X_Fact
8 Y_Fact 
B T
1 Tmin
2 Tmax
3 Tstep
VARSB
ZOOM VAR
A STOXY(           ) 
1 Zm_Xmin
2 Zm_Xmax
3 Zm_Xscl
4 Zm_Ymin
5 Zm_Ymax
6 Zm_YsclB STOT
1...

EL-9400 Graphing Calculator
21
Menu tree 5
1 Y    X2
5 Y    sinX
6 Y    tanX 2 Y      X
3 Y    1/X
4 Y    e
x4 Y    ex
5 Y    lnX
6 Y    sinX
7 Y    tanX
8 Y     XB CHANGE A SHIFT
1 Y    X2
2 Y      X3 Y     X
1 Y    X2
2 Y    AX+B
3 Y   
4 Y    1/X
5 Y    sinX
6 Y    tanX
7 Y    cos
-1X
8 Y    lnXA B-IN
X
1 MBox • 2 MBox+
3 MBox1 Scattr • 2 Scattr+
3 Scattr F MBOX
G  S.D.1 xyLine • 2 xyLine+
3 xyLineH XYLINE
1 Broken • 2 Broken+
3 Broken1 Norm • X
2 Norm+_X
3 Norm    _X
4 Norm
 • _Y
5 Norm+_Y
6 Norm...

EL-9400 Graphing Calculator
22
Menu tree 6
Y=(      )
RECT MODE
Y1=
Y2=
Y3=
Y4=
Y5=
Y6=
Y7=
Y8=
Y9=
Y0=PAR MODE
X1T=
Y1T=
X2T=
Y2T=
X3T=
Y3T=
X4T=
Y4T=
X5T=
Y5T=
X6T=
Y6T=
Y=
(                     1)2nd FD OPTIONLINK
ENTER
B BACKUP
back up
PressA SELECT
1 All
2 List
3 GraphEq
4 Program
5 G_
Data
6 L_
Data
7 Picture
8 A    Z, 

EL-9400 Graphing Calculator
23
Dimensions W x D x H (mm)163 x 76 x 19.5 (without hardcase)
PowerAAA x 4
Backup BatteryCR2032 x 1
Size (dot)96 x 64
Line x Characters8 x 16
Character Size (dot)5 x 7
Digits (mantissa + exponent)10 + 2
Display
Total Memory Size32 KB
Constant Memory27 + last answer memory
Protective hard case
Memory
CE-450LUnit-to-unit  communications cable
CE-LK1PC-Link (Print screen/Data storage)
EL-94TOHP system (includes controller)
Peripheral
Accessory
Equation editor, Shift/Change,...

NotesKey OperationDisplay
EL-9400 Graphing Calculator
Example
Before carrying out the following operation, press the reset switch located on the back of the unit and press
  keys (caution: previously entered equations and memory will be erased).
Rectangular coordinate graphs
Use rectangular coordinate to enter two graph equations
and shade the area surrounded by the graphs
Return to the graph display and the specified
area will be shaded.
1Specify Rect mode on the screen.
Enter graph equation
“7sinX+X”...

NotesKey OperationDisplay
EL-9400 Graphing Calculator
Example
Before carrying out the following operation, press the reset switch located on the back of the unit and press
  keys (caution: previously entered equations and memory will be erased).
After completion of the calculation, the values of
the X,Y intersection will appear at the bottom of
the screen, and the cursor will appear at the
corresponding point on the graph, as before.
]
]
After completion of the calculation, the values of
the X,Y...

NotesKey OperationDisplay
EL-9400 Graphing Calculator
Example
Before carrying out the following operation, press the reset switch located on the back of the unit and press
  keys (caution: previously entered equations and memory will be erased).
10 students achieved the following results in a mathematics examination. Draw a
graph to classify these results into top, bottom and average score.
Exam results: 68, 73, 92, 86, 78, 95, 69, 75, 82, 81
Draw the graph by setting the most
suitable screen for the...

EL-9400 Graphing Calculator 

SHARP CORPORATION OSAKA, JAPANFAX: 06-628-1653
Distributed by:
FD0094N@ SHARP CORP.(FEB‘98PROD.) H0.5E Printed in Hong Kong