Casio fx-300W Manual do utilizador - Página 7

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Casio fx-300W Manual do utilizador
Exponential Display
Formats
This
calculator
can
display
up
to
10
digits.
Larger values
are automatically displayed using exponential
notation.
In
the
case
of
decimal
values,
you can
select
between
two
formats
that
determine
at
what
point
exponential
notation
is
used.
Press
& S © ©
CD CD
(or
CD)
to select
NORM
1
or
NORM
2
(fx-85W).
For
other
models, press
SSSSJ(I](orH]).
•
NORM
1
With
NORM
1
,
exponential
notation
is
automatically
used
for
integer
values
with
more
than
10
digits
and
decimal
values
with
more
than
two
decimal
places.
•
NORM
2
With
NORM
2,
exponential
notation
is
automatically
used
for
integer
values
with
more
than
1
0
digits
and
decimal
values
with
more
than nine decimal
places.
• All
of
the
examples
in
this
manual
show
calculation
re-
sults
using the
NORM
1
format.
Answer
Memory
•
Whenever
you
press
B
after inputting
values
or
an
ex-
pression,
the
calculated
result
is
automatically stored
in
Answer Memory. You can
recall
Answer
Memory
con-
tents
by
pressing
&.
•
Answer
Memory
can
store
up
to
1
2
digits for
the
mantissa
and two
digits for
the exponent.
•
Answer
Memory
contents are not
changed
if
the opera-
tion
performed by any
of
the
above
key
operations
re-
sults
in
an
error.
Exponential Display
Formats
This
calculator
can
display
up
to
10
digits.
Larger values
are automatically displayed using exponential
notation.
In
the
case
of
decimal
values,
you can
select
between two
formats
that
determine
at
what
point exponential notation
is
used.
Press
S B S B
S3 CD
(or
CO)
to
select
NORM
1
or
NORM
2
(fx-85W).
For
other models, press
-
BSSQ]CD(or(I]).
•
NORM
1
With
NORM
1,
exponential
notation
is
automatically
used
for
integer
values
with
more
than
10
digits
and
decimal,
values
with
more
than
two
decimal
places.
•NORM
2
With
NORM
2,
exponential
notation
is
automatically
used
for
integer
values
with
more
than
10
digits
and' decimal
values
with
more
than
nine
decimal
places.
•
All
of
the
examples
In
this
manual
show
calculation
re-
sults
using the
NORM
1
format
Answer
Memory
•
Whenever
you
press'
B
after
inputting
values or
an
ex-
pression, the calculated
result
is
automatically stored
in
Answer
Memory.
You
can
recall
Answer Memory
con-
tents
by
pressing
E3.
•
Answer
Memory
can
store
up
to
12
digits for
the
mantissa
and two
digits for
the
exponent
•
Answer
Memory
contents are not
changed
if
the opera-
tion
performed by
any
of
the
above
key
operations
re-
sults
in
an
error.
»10«
.•10»
Basic
-
Calculations
•
Use
the
OOMP
mode
for
basic
calculations.
•
Example 1:3x(5xl0^)
3QCD5®0
9d)B
[
1.5-"!
•
ExamploS
:
5x(9+7)
5003907031
80.
•
You
can
skip
all
CD
operations before
B.
Independent
Memory
\
•
Values
can be
input
directly into
memory, added
to
memory,
or subtracted
from
memory.
Independent
memory
is
convenient
for
calculating
cumulative
totals.
•
Independent
memory
uses
the
same memory
area as
variable
M.
•
'
•
To
clear
independent
memory
(M), input
GD
H
GD.
Example:
23
+
9
-
32
23
O
9
IS)
QD
53
O
6(E)
53-6-47
-)
45x2-90
32.
(Total)
-11
45
0
2BE3
(DOE)
90.
3D
Variables
•
There
are nine
variables (A
through
F,
M,
X
and
Y),
which
can be
used
to
store data, constants,
results,
and
other
values.
»
Use
the following operation
to
delete data
assigned
to
all
nine
variables:
& S
B.
•
Use
the following operation
to
delete data
assigned
to
a
particular variable:
GD US
.
This
operation deletes
the
data assigned
to
variable A.
-
BasjcCalculatto-ris^glgs^
•
Use
the
OOMP
mode
for
basic
calculations.
•
Example
1
:
3x
(5x10^)
30CD5©0
9DDB
I
1.5*
•
Example*
2.:
5x<9+7)
50GD907CDI
80.
•
You can
skip aH
CD
operations before
B
.
r
Memory
Cal^
Independent
Memory
\,
•
Values
can be
Input
directly into
memory, added
to
memory,
or subtracted
from
memory.
Independent
memory
Is
convenient
for calculating
cumulative
totals.
•
Independent
memory
uses
the
same memory
area
as
variable
M.
.
•
To
clear
independent
memory
(M), input
QD
S3)
GD.
•
Example:
23
+
9-32
53-6-47
-)
45
X
2
-
90
(Total)
-11
23091KD
530
6(E)
45
0 2SB
32.
47.
90.
-11.
Variables
•
There
are
nine variables (A
through
F,
M,
X
and
Y),
which
can
be used
to
store data, constants,
results,
and
other
values.
•
Use
the
following
operation
to
delete data
assigned
to
ail
nine
variables:
s@B,
•
Use
the
following
operation
to
delete data
assigned
to
a
particular variable:
QD SI
CD.
This
operation deletes
the
data assigned
to variable
A.
••11«