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4
.
Logarithmic function
E"
Ln
7
+
LogI23
-
4.
0358155
@l
7
0[±J
123
~EJ
-
I
4.
0358
155
E" Log,456
L~6
=
3.8041184
@l",gE]
5gEl
-I
3.
804 1184
N ' L X LnX
ote.
ogn
= -
Lon
5
.
Exponent function
EL
e
U
-
g.
9741821
.
'
-I
@l20
3[!;J0
9.
9741821
Ex.
IO
u
10'0.5
196.
36394
..
'
..
'
@l
20
3~~El0
5
§)~E1
_
r l
-:C
19
""-:, 3"' 63"' 94,-----
6
.
Power
Calculation
Ex.
1. 2u
-
I.
8929294
•
1
1.
892929.
7.
Reciprocal
calculation
21
8
.
Root
calculatio
n
E"
16+156
6.2753521
@l
'
~[±J
56
I@EJ
-I
6.
2753521
E"
I)
12345
-
( 12345)
t
- 6.
5810953
@l12345eJ5E1E1
-I
6.
58
10953
Note: "!X=X
~
9
.
Factorial
calculation
h
6
!
-
720
~
6
B
-I
720
.
E"
C
(
5-2
)~
P
(
5,2
)
2
1
@)58
E]28B[jJ5El 2[jJEJEI
-I
10,
.
. .
P(n'r)
Note.
Combmat lons
C(
n'
r ) = - - ,-
Permutations
r
.
P(n'r)
= nX(
n-
l
)X(n-2)
X
..
·
X(
n-
r
+I)
01
(n-
r)
!
22
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