Function calculation input ranges and precision – Casio FX-82AU PLUS User Manual
Page 20
E-19
Number of Digits for Internal
Calculation
15 digits
Precision
In general,
p1 at the 10th digit for a single
calculation. Precision for exponential
display is
p1 at the least significant digit.
Errors are cumulative in the case of
consecutive calculations.
Function Calculation Input Ranges and Precision
Functions
Input Range
sin
x
DEG
0
\
x
\
9
RAD
0
\
x
\
GRA
0
\
x
\
10
cos
x
DEG
0
\
x
\
9
RAD
0
\
x
\
GRA
0
\
x
\
10
tan
x
DEG
Same as sin
x
, except when
\
x
\ = (2
n
–1)
s
RAD
Same as sin
x
, except when
\
x
\ = (2
n
–1)
s
GRA
Same as sin
x
, except when
\
x
\ = (2
n
–1)
s
sin
–1
x
0
\
x
\
cos
–1
x
tan
–1
x
0
\
x
\
99
sinh
x
0
\
x
\
cosh
x
sinh
–1
x
0
\
x
\
99
cosh
–1
x
1
x
99
tanh
x
0
\
x
\
99
tanh
–1
x
0
\
x
\
–1
log
x
/ln
x
0
x
99
10
x
–9.999999999
s
99
x
99.99999999
e
x
–9.999999999
s
99
x
230.2585092
'
x
0
x
1 s
100
x
2
\
x
\
50
x
–1
\
x
\
100
;
x
& 0
3
x
\
x
\
100
x
!
0
x
69 (
x
is an integer)
n
Pr
0
n
1 s
10
, 0
r
n
(
n
,
r
are integers)
1
{
n
!/(
n
–
r
)!}
1 s
100
n
Cr
0
n
1 s
10
, 0
r
n
(
n
,
r
are integers)
1
n
!/
r
!
1 s
100
or 1
n
!/(
n
–
r
)!
1 s
100
Pol(
x
,
y
)
\
x
\, \
y
\
99
x
2
+
y
2
99