คู่มือผู้ใช้
Th-54
•
1 ÷ 2π =
1
2
π
= 0.159154943
1 ÷ 2 ×
π =
1
2
π = 1.570796327
k ,
(),
,
±1×10
–99
±9.999999999×10
99
0
15
,
±1 10
±1
sin
x
cosx
DEG
0
< | x | < 9×10
9
RAD
0
< | x | < 157079632.7
GRA
0
< | x | < 1×10
10
tanx
DEG
sin
x | x | = (2n–1)×90
RAD
sin
x | x | = (2n–1)×π/2
GRA
sin
x | x | = (2n–1)×100
sin
–1
x
0 < | x | < 1
cos
–1
x
tan
–1
x
0 < | x | < 9.999999999×10
99
sinhx
0 < | x | < 230.2585092
cosh
x
sinh
–1
x
0 < | x | < 4.999999999×10
99
cosh
–1
x 1 < x < 4.999999999×10
99
tanhx
0 < | x | < 9.999999999×10
99
tanh
–1
x
0 < | x | < 9.999999999×10
–1
logx/lnx 0 < x < 9.999999999×10
99
10
x
–9.999999999×10
99
< x < 99.99999999
e
x
–9.999999999×10
99
< x < 230.2585092