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Scientific Calculations
Example
Key operation
Display
sin 60 [°] =
s . { 60
=
sin60=
π
cos — [rad] =
4
~11.
c(.t
84 ) =
cos(π©4)=
tan–1 1 [g] =
~12.
71 =
tan- 1=
tan–1 1 [°] =
~10.
71 =
tan-|1=
087
071
|
5000
4500
• The range of the results of inverse trigonometric functions
–1
–1
θ = sin x, θ = tan x
–1
θ = cos x
DEG
–90 ≤ θ ≤ 90
0 ≤ θ ≤ 180
RAD
π
π
–—≤θ≤—
2
2
0≤θ≤π
–100 ≤ θ ≤ 100
0 ≤ θ ≤ 200
GRAD
Example
Key operation
(cosh 1.5 +
sinh 1.5)2 =
s ( . ] c1.5
+ . ] {1.5 )
.;=
5
tanh — =
7
. ] 7 (5 8 7
)=
log 50 =
. h 50 =
In 20 =
. d 20 =
–1
1.7
10
=
3
.R3=
e =
1
6
. :1.7 =
1
7
Result
2009
090
170
300
5012
2009
6.;+7.;
=
031
8–2 – 34 × 52 = 8 . @ , 2 - 3
.@4x5.;
=
-202498
—+—=
1
(123)4– =
49 – 4
12 . @ 3 . @ 4
.;=
81 = . } 49 - 4 . :
81 =
645
400
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06.7.10 8:02:15 PM