– E-9 –
Functions
sin60[°]=
ª
60
s
0.866025403
G@V/
4
cos–[rad]=
=u
0.707106781
tan
–1
1=[g]
G
1
@T
50.
G
• The range of the results of inverse trigonometric functions.
(cosh 1.5 +
ª(
1.5
hu+
sinh 1.5)
2
=
1.5
hs)L
20.08553692
5
/
7
=
tanh
–1
– =
@Ht
0.895879734
ln 20 =
20
I
2.995732274
log 50 =
50
l
1.698970004
e
3
=
3
@e
20.08553692
10
1.7
=
1.7
@¡
50.11872336
– + – =
6
@≈+
7
@
≈=
0.309523809
8
–2
– 3
4
×
5
2
=
8
™
2
±-
3
™
4
*
5
L=
–2024.984375
(12
3
)
–
=
12
™
3
™
4
@≈=
6.447419591
π
4
5
7
1
7
1
6
1
4
π
2
π
2
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
501E_en0610.pm65
06/10/2004, 13:53
9
