CITIZEN SR-281N User Manual

Page 9

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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

2

2

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.(n

≠0)

but –1 x 10

100

<

x

1

log

│y│< 100

a b/c

Input:Total of integer, numerator and
denominator must be within 12 digits
(includes division marks)

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