Casio CFX-9800G

Handling
Precautions
]
*Your
calculator
is
made
up
of
precision
components.
Never
try
to
take
it
apart.
*Avoid dropping your calculator and subjecting it to strong impact.
Do not store the calculator or leave it in areas exposed to high temperaturés or r humidity;
or
large
amounts
of
dust.
When
exposed
to
low
temperatures,
the’calculator
may
require
more
time
to
display
results
and
may
even
fail
to
operate.
Correct
operation
|
will
resume
once the’calculator is brought back to normal temperature.
*The
display
will
go
blank
and
keys
will
not
operate
during
calculations.
When
you
are
operating
the
keyboard,
be
sure
to watch
the
display
to
make
sure
that
all
your
key
operations
are
being
performed
correctly.
«Replace
batteries
once
every
2
years
regardless
of
how
much
the
calculator
is
used
during
that
period.
Never
leave
dead
batteries
in
the
battery
compartment.
They
can
leak
and
damage
the
unit.
Avoid
using
volatile
liquids
such
as
thinner
or
benzine
to
clean
the
unit.
Wipe
it
with
a
soft,
dry
cloth,
or
with
a
cloth
that
has
been
dipped
in
a
solution
of
water
and
a
neutral
detergent
and
wrung
out.
«tn no event will the manufacturer and its suppliers be liable to you or any other person
for
any
damages,
expenses,
lost
profits,
lost
savings
or
any
other
damages
arising
out
°
of loss of data and/or formulas arising out of malfunction, repairs, or battery replace-
ment. The user should prepare physical records of data to protect against such data loss.
Never
dispose
of
batteries,
the
liquid
crystal
panel,
or
other
components
by
burning
them.
*When
the
‘Low
battery!”
message
appears
on
the
display,
replace
the
main
power
sup-
ply batteries as soon as possible.
Be sure that the power switch is set to OFF when replacing batteries.
elf the calculator is exposed to a strong electrostatic charge, its memory contents may
be damaged or the keys may stop working. In such a case, perform the All Reset opera- *
tion to clear the memory and restore normal key operation.
*Note
that
strong
vibration
or
impact
during
program
execution
can
cause
execution
to
|
stop or can damage the calculator’s memory contents.
Using the calculator near a television or radio can cause interference with TV or radio =
reception.
*Before
assuming
malfunction
of
the
unit,
be
sure
to
carefully
reread
this
manual
and
ensure that the problem is not due to insufficient battery power, programming or opera-
tional errors.
[Important
In no event shall CASIO Computer Co., Ltd. be liable to anyone for special, collateral,
incidental,
or
consequential
damages
in
connection
with
or
arising
out
of
the
purchase
or use of these materials. Moreover, CAS!O Computer Co., Ltd. shall not be liable for
any claim of any kind whatsoever against the use of these materials by any other party.
¢The contents of this manual are subject to change without notice.
*No part of this manual may be reproduced in any form without the express written
consent of the manufacturer.
*The
options
described
in
Chapter
13
of
this
manual
may
not
be
available
in
certain
geographic
areas.
For
full
details
on
availability
in
your
area,
contact
your
nearest
\_ CASIO dealer or distributor.
-10—
About This Manual..... ot
This manual is divided into chapters to help you find the operation you want quickly and
easily.
Chapter 1 Getting Acquainted
This chapter gives you a general introduction to the various capabilities of the unit. Itcon-
tains important information about the unit, so you should be sure to read it before starting
operation. -
Chapter 2 Manual Calculations
Manual calculations are those that you input manually, as on the simplest of calculators.
This chapter provides various examples to help you become familiar with manual caicu-
lations.
Chapter 3 Differential, Integration, and © Calculations 7 a5.
This chapter tells you how to perform differential, integration, a and © calculations on this unit.
Chapter 4 Complex Numbers
This chapter describes how to perform calculations involving complex n numbers.”
Chapter 5 Statistical Calculations
This chapter tells you how to perform single- -variable statistical calculations using standard
deviation, and paired-variable statistical calculations using regression. No matter what
type of statistical calculations you decide to perform, you can tell the unit to either store
the statistical data or not to store’ the data.
Chapter 6 Using the Matrix Mode ; ;
This chapter tells you how to perform calculations using matrices, with a maximum size
of 255 rows x 255 columns.
Chapter 7 Equation Calculations ;
This chapter details procedures for solving linear equations with two to six unknowns,
quadratic equations, and cubic equations.
Chapter 8 Graphing ; ;
This chapter explains everything you need to know to fully use the versatile graphing capa-
bilities of the unit.
Chapter 9 Dual Graph .
This chapter explains how to use the Dual Graph, which lets you display two graphs at
the same time.
Chapter 10 Dynamic Graphing , ‘ ;
This chapter tells you how to use the Dynamic Graph Mode, which makes it possible to
sequentially change the values of function coefficients within a specific range, and draw
the resulting graphs.
Chapter 11 Table & Graph Mode
This chapter details operations in the Table & Graph Mode, which lets you generate a
numeric table for a function or recursion formula, and then draw the resulting graph.