Sharp EL-9400 Teachers Guide

EL-9400 Graphing Calculator
NotesKey Operation
Display
Example
4
Equation editor
The equation editor allows equations to be viewed just as they are written in textbooks. This
increases student comprehension and allows mistakes to be found quickly.
1
2
5
4
3
6
Input the equation and see how it can be easily
viewed with the equation editor.
CL
0
1
a/b
2
a/b
1
x
2
Clear the display.
Select CALC and
Enter the range of the integral.
Complete equation input.
Calculate the expression.
The blinking mark in the upper right
side of the display indicates the
expression is being calculated.
Enter
(or
6
)
(or
0
7
)
]
]
X/T
X/T
(Integral function)

Sharp EL-9400 Specifications

General

Brand	Sharp
Model	EL-9400
Category	Calculator
Language	English