Casio FX-CG10 - Manual (Page 543)

α
-14
2. Input Ranges
Function
Input range for real
number solutions
Internal
digits
Precision Notes
sin x
cos x
tan x
(DEG) | x | < 9
× (10
9 )°
(RAD) | x | < 5
× 10
7
π rad
(GRA) | x | < 1
× 10
10 grad
15 digits
As a rule,
precision is
± 1 at the
10th digit.*
However, for tan x :
| x |
≠ 90(2 n +1): DEG
| x |
≠ π /2(2 n +1): RAD
| x |
≠ 100(2 n +1): GRA
sin –1 x
cos –1 x
tan –1 x
| x | < 1
" "
| x | < 1
× 10
100
sinh x
cosh x
tanh x
| x | < 230.9516564
" "
| x | < 1
× 10
100
sinh –1 x
cosh –1 x
tanh –1 x
| x | < 1
× 10 100
" " 1 < x < 1
× 10 100
| x | < 1
log x
In x
1
× 10 –99 < x < 1
× 10 100
" "
• Complex numbers can be
used as arguments.
10 x
e x
–1
× 10 100 < x < 100
" "
• Complex numbers can be
used as arguments.
–1
× 10
100
< x < 230.2585092
' x
x 2
0 < x < 1
× 10 100
" " • Complex numbers can be
used as arguments. | x | < 1
× 10
50
1/ x
3 ' x
| x | < 1
× 10
100 , x ≠ 0
" " • Complex numbers can be
used as arguments. | x | < 1
× 10 100
x !
0 < x < 69
( x is an integer)
" "
n P r
n C r
Result < 1
× 10
100
n , r ( n and r are integers)
0 < r < n , n < 1
× 10 10
" "
Pol ( x , y ) x 2 + y 2 < 1 × 10 100
" "
Rec
( r ,
θ )
| r | < 1
× 10
100
(DEG) |
θ | < 9 × (10
9 )°
(RAD) |
θ | < 5 × 10
7 π rad
(GRA) |
θ | < 1 × 10
10 grad
" "
However, for tan
θ :
|
θ | ≠ 90(2 n +1): DEG
|
θ | ≠ π /2(2 n +1): RAD
|
θ | ≠ 100(2 n +1): GRA