Sharp EL-509E - Page 76

– E-26 –
DEG: | x | < 10
10
(tan x : | x | ≠ 90 (2n–1))*
sin x, cos x, RAD: | x | < ––– × 10
10
tan x (tan x : | x | ≠ – (2n–1))*
GRAD: | x | < —– × 10
10
(tan x : | x | ≠ 100 (2n–1))*
sin
–1
x , cos
–1
x | x | ≤ 1
tan
–1
x,
3
¿x | x | < 10
100
In x , log x 10
–99
≤
x < 10
100
• y > 0: –10
100
< x log y < 100
y
x
• y = 0: 0 < x < 10
100
• y < 0: x = n
(0 < | x | < 1: – = 2n–1, x ≠ 0)*,
–10
100
< x log | y | < 100
• y > 0: –10
100
< – log y < 100 (x ≠ 0)
x
¿y
• y = 0: 0 < x < 10
100
• y < 0: x = 2n–1
(0 < | x | < 1 : – = n, x ≠ 0)*,
–10
100
< – log | y | < 100
e
x
–10
100
< x
≤
230.2585092
10
x
–10
100
< x < 100
sinh x, cosh x, | x | ≤ 230.2585092
tanh x
sinh
–1
x | x | < 10
50
cosh
–1
x 1 ≤ x < 10
50
tanh
–1
x | x | < 1
x
x
2
3
| x | < 10
50
33
| x | < 2.15443469×10
¿x 0
≤
x < 10
100
x
–1
| x | < 10
100
(x ≠ 0)
π
180
10
9
π
2
1
x
1
x
1
x
1
x
Function Calculation Range
n! 0 ≤ n ≤ 69*
509E_en0610.p65 04.6.10, 2:52 PM26