Casio fx-115ES Calculator User Manual


 
E-53
sin
–1
x
0 Ϲ |x| Ϲ 1
cos
–1
x
tan
–1
x
0 Ϲ |x| Ϲ 9.999999999 × 10
99
sinhx
0 Ϲ |x| Ϲ 230.2585092
cosh
x
sinh
–1
x
0 Ϲ |x| Ϲ 4.999999999 × 10
99
cosh
–1
x
1 Ϲ x Ϲ 4.999999999 × 10
99
tanhx
0 Ϲ |x| Ϲ 9.999999999 × 10
99
tanh
–1
x
0 Ϲ |x| Ϲ 9.999999999 × 10
–1
logx/lnx
0 Ͻ x Ϲ 9.999999999 × 10
99
10
x
–9.999999999 × 10
99
Ϲ x Ϲ 99.99999999
e
x
–9.999999999 × 10
99
Ϲ x Ϲ 230.2585092
'
x
0 Ϲ x Ͻ 1 × 10
100
x
2
|x| Ͻ 1 × 10
50
x
–1
|x| Ͻ 1 × 10
100
; x G 0
3
'x
|x| Ͻ 1 × 10
100
x!
0 Ϲ
x Ϲ 69 (x is an integer)
nPr
0 Ϲ
n Ͻ 1 × 10
10
, 0 Ϲ r Ϲ n (n, r are integers)
1 Ϲ {n!/(nr)!} Ͻ 1 × 10
100
nCr
0 Ϲ
n Ͻ 1 × 10
10
, 0 Ϲ r Ϲ n (n, r are integers)
1 Ϲ n!/r! Ͻ 1 × 10
100
or 1 Ϲ n!/(nr)! Ͻ 1 × 10
100
Pol(x, y)
|x|, |y| Ϲ 9.999999999 × 10
99
x
2
+
y
2
Ϲ 9.999999999 × 10
99
Rec(r, Ƨ)
0 Ϲ
r Ϲ 9.999999999 × 10
99
Ƨ: Same as sinx
°’ ”
|
a|, b, c Ͻ 1 × 10
100
; 0 Ϲ b, c
The display seconds value is subject to an error of ȗ1 at
the second decimal place.
|x| Ͻ 1 × 10
100
Decimal Sexagesimal Conversions
0°0´0˝ Ϲ |x| Ϲ 9999999°59´59˝
x
y
x Ͼ 0: –1 × 10
100
Ͻ ylogx Ͻ 100
x = 0: y Ͼ 0
x Ͻ 0: y = n,
m
2
n
+1
(m, n are integers)
However: –1 × 10
100
Ͻ ylog |x| Ͻ 100
x
'y
y
Ͼ 0: x G 0, –1 × 10
100
Ͻ 1/x logy Ͻ 100
y = 0: x Ͼ 0
y Ͻ 0: x = 2n+1,
2
n
+1
m
(m G 0; m, n are integers)
However: –1 × 10
100
Ͻ 1/x log |y| Ͻ 100
a
b
/
c
Total of integer, numerator, and denominator must be 10
digits or less (including division marks).
RanInt#(
a, b)
a Ͻ b;
|
a
|
,
|
b
|
Ͻ 1 × 10
10
; b a Ͻ 1 × 10
10