Fraction calculation, Trigonometric / inverse – tri. functions, Hyperbolic functions and inverse – hyp. functions – Инструкция по эксплуатации CITIZEN SRP-145N
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SRP-145N_English_Black_SR135A_090330.doc SIZE: 140x75mm
SCALE 2:1 2009/3/30
-E11-
Before performing the following calculation, check to see that your
calculator is fixed at 2 decimal disaply format.
Fraction Calculation
• By pressing [ 2ndF ] [
e
d
→
], the displayed value will be converted to
the improper fraction.
(Ex.) :
15
124
5
3
7
3
2
=
+
2 [
c
b
a
] 3 [ + ] 7 [
c
b
a
] 3 [
c
b
a
] 5 [ = ]
DEG
8
∪
4
┘
15
[ 2ndF ] [
e
d
→
]
DEG
124
┘
15
• When a press of [
c
b
a
] key after the [ = ] key or a fraction
performed with a decimal, the answer is displayed as a decimal.
(Ex.) :
9.19
16
7
9
4
3
3
9
4
5
=
=
+
5 [
c
b
a
] 4 [
c
b
a
] 9 [ + ] 3 [
c
b
a
] 3 [
c
b
a
] 4
[ = ]
DEG
9
∪
7
┘
36
[
c
b
a
]
DEG
9.19
Trigonometric / Inverse – Tri. Functions
(Ex.) : 3 sin 30 ∘= 1.50
3 [ x ] 30 [ sin ] [ = ]
DEG
1.50
(Ex.) : cos (
3
2
π
rad) = – 0.5
2 [ x ] [ 2ndF ] [ π] [
÷
] 3 [ = ] [ cos ]
RAD
– 0.50
(Ex.) : sin
–1
0.5 = 30 (deg)
0.5 [ 2ndF ] [ sin
–1
]
DEG
30.00
(Ex.) : cos
–1
(
2
1
) = 0.79 (rad)
2 [ √ ] [ 2ndF ] [ 1/x ] [ 2ndF ] [ cos
–1
]
RAD
0.79
Hyperbolic Functions and Inverse – Hyp. Functions
(Ex.) : cosh 1.5 + sinh 1.5 = 4.48
1.5 [ 2ndF ] [ HYP ] [ cos ] [ + ]
1.5 [ 2ndF ] [ HYP ] [ sin ] [ = ]
DEG
4.48
(Ex.) : sinh
–1
7 = 2.64
7 [ 2ndF ] [ HYP ] [ 2ndF ] [ sin
–1
]
DEG
2.64