Citizen SR-281N Calculator User Manual


 
File name : CBM_SR-281N_IB_English_black_v09330.doc
Date: 2009/3/30 Trimmed Size : 140 x 75 mm SCALE 1 : 1
-E8-
tanh
–1
x
x
<
1
log x, ln x
1 x 10
–99
x
<
1 x 10
100
10
x
–1 x 10
100
< x
<
100
e
x
–1 x 10
100
< x
230.2585092
x
0
x <
1 x 10
100
x
2
x
<
1 x 10
50
x
3
x
<
2.15443469003 x 10
33
1/x
x
<
1 x 10
100
, x
0
3
x
x
<
1 x 10
100
x !
0
x
69, x is an integer.
R P
22
y+x
<
1 x 10
100
P R
0
r
<
1 x 10
100
Deg
θ
<
4.5 x 10
10
deg
Rad
θ
<
2.5 x 10
8
π
rad
Grad
θ
<
5 x 10
10
grad
however, for tan x
Deg
θ
90 (2n+1)
Rad
θ
2
π
(2n+1)
Grad
θ
100 (2n+1), (n is an integer)
D, M, S
<
1 x 10
100
, 0
M, S
x
<
1 x 10
100
x
y
x > 0 : –1 x 10
100
<
y log x
<
100
x = 0 : y > 0
x < 0 : y = n, 1/(2n+1), n is an integer.
but –1 x 10
100
< y log x
<
100
x
y
y
>
0 : x
0, –1 x 10
100
<
x
1
log y
<
100
y = 0 : x > 0
y
<
0 : x=2n+1, l/n, n is an integer.(n0)
but –1 x 10
100
<
x
1
log
y
<
100
a
b
/c
InputTotal of integer, numerator and
denominator must be within 12 digits
(includes division marks)