Input Ranges Of Functions - LEXIBOOK GC500i Instruction Manual

GB

Input Ranges of Functions

Function Input range
sinx (Deg) |x| < 9x10
cosx
(Rad) |x| < 5x10
tanx (Gra) |x| < 1x10
Arcsinx |x| < 1
Arccosx
Arctanx |x| < 1x10
100
shx |x| < 230.2585092
chx
thx |x| < 1x10
100
Argshx |x| < 5x10
99
Argchx 1< x< 5x10
99
Arcthx |x| < 1
logx
1x10 < x < 1x10
-99
lnx
10 -1x10 < x <100
x 100
e -1x10 < x <230.2585092
x 100
√x
0 < x < 1x10
x |x| < 1 x10
2 50
1/x |x| < 1x10 , x = 0
100
√x
|x| < 1x10
3 100
x! 0 < x < 69 (x est entier)
√x2+y2<1x10
Pol(x,y)
Rec(r, θ )
0 < r < 1x10
(Deg) | θ | < 9x10
(Rad) | θ | < 5x10
(Gra) | θ | < 1x10
°' " |a|, b, c <1x10
0 < b, c
|x| <2.777777777x1096
←
Hexadecimal display:
°' "
|x| < 2777777.777
- 72 -
Internal digits
°
9
πrad
7
grad 12 digits
10
,,
,,
,,
"
100
,,
,,
100
,,
,,
"
"
100
100
° ,,
9
πrad
7
grad
10
100
,,
Accuracy Notes
As a rule, accura- However, for tanx:
cy is + 1 at the |x| ≠ 90(2n+1):Deg
|x| ≠ π/2 (2n+1):Rad
10th digit.
|x| ≠ 100(2n+1):Gra
,,
Note: For sinh and tanh, when x=0,
,, errors are cumulative and accuracy
is affected at a certain point.
,,
"
,,
,,
,,
,,
"
"
However, for tan θ :
|x| ≠ 90(2n+1):Deg
,,
|x| ≠ π/2(2n+1):Rad
|x| ≠ 100(2n+1):Gra
,,
Copyright L
EXIBOOK
2002