Casio FX-9860GII Calculator User Manual


 
A-5
2. Input Ranges
Function
Input range for real
number solutions
Internal
digits
Precision Notes
sin
x
cosx
tanx
(DEG) |x| < 9 s (10
9
(RAD) |
x| < 5 s 10
7
Prad
(GRA) |
x| < 1 s 10
10
grad
15 digits
As a rule,
precision is
p1 at the
10th digit.*
However, for tan
x :
|
x| x 90(2n+1): DEG
|x| xP/2(2n+1): RAD
|x| x 100(2n+1): GRA
sin
–1
x
cos
–1
x
tan
–1
x
|x| 1
""
|
x| < 1 s 10
100
sinhx
coshx
tanhx
|x| 230.9516564
""
|
x| < 1 s10
100
sinh
–1
x
cosh
–1
x
tanh
–1
x
|x| < 1 s 10
100
""
1
x < 1 s 10
100
|x| < 1
log
x
Inx
1 s 10
–99
x < 1 s 10
100
""
Complex numbers can be
used as arguments.
10
x
e
x
–1 s 10
100
< x < 100
""
Complex numbers can be
used as arguments.
–1 s 10
100
< x 230.2585092
x
x
2
0 x < 1 s 10
100
""
Complex numbers can be
used as arguments.
|x| < 1 s 10
50
1/x
3
x
|x| < 1 s 10
100
, x x 0
""
Complex numbers can be
used as arguments.
|x| < 1 s 10
100
x!
0
x 69
(x is an integer)
""
nPr
n
Cr
Result < 1 s 10
100
n, r (n and r are integers)
0 r n, n < 1 s 10
10
""
Pol (
x, y) x
2
+ y
2
< 1 × 10
100
""
Rec
(
r ,
Q
)
|
r| < 1 s 10
100
(DEG) |
Q
| < 9 s (10
9
(RAD) |
Q
| < 5 s 10
7
P rad
(GRA) |
Q
| < 1 s 10
10
grad
""
However, for tan
Q
:
|
Q
| x 90(2n+1): DEG
|
Q
| xP/2(2n+1): RAD
|
Q
| x 100(2n+1): GRA