Sharp EL-738C 사용자 설명서
61
Scientifi c Calculations
Example
Key operation
Display
sin 60 [°] =
s . { 60
=
=
sin60=
087
cos — [rad] =
~ 1 1 .
c ( . t
84 ) =
c ( . t
84 ) =
cos(π©4)=
071
tan
–1
1 [g] =
~ 1 2 .
71 =
71 =
tan-
|
1=
5000
tan
–1
1 [°] =
~ 1 0 .
71 =
71 =
tan-
|
1=
4500
• The range of the results of inverse trigonometric functions
θ = sin
–1
x, θ = tan
–1
x
θ = cos
–1
x
DEG
–90
≤ θ ≤ 90
0
≤ θ ≤ 180
RAD
– —
≤ θ ≤ —
0
≤ θ ≤ π
GRAD
–100
≤ θ ≤ 100
0
≤ θ ≤ 200
Example
Key operation
Result
(cosh 1.5
+
sinh 1.5)
2
=
s ( . ] c1.5
+ . ] {1.5 )
. ; =
+ . ] {1.5 )
. ; =
2009
tanh
–1
— =
. ] 7 (5 8 7
) =
) =
090
log 50 =
. h 50 =
170
In 20 =
. d 20 =
300
10
1.7
=
. :1.7 =
5012
e
3
=
. R 3 =
2009
— + — =
6 . ; + 7 . ;
=
=
031
8
–2
– 3
4
× 5
2
= 8
. @ , 2 - 3
. @ 4 x 5 . ;
=
=
-202498
(12
3
)
–
=
12 . @ 3 . @ 4
. ; =
. ; =
645
49 –
4
81 =
. } 49 - 4 . :
81 =
81 =
400
π
4
4
π
2
2
π
2
2
1
4
4
1
6
6
1
7
7
5
7
7
4 Scientific Calculations.indd 61
4 Scientific Calculations.indd 61
06.7.10 8:02:15 PM
06.7.10 8:02:15 PM