CITIZEN SR-281N User Manual
Page 19
File name : CBM_SR-281N_IB_English_black_v09330.doc
Date: 2009/3/30 Trimmed Size : 140 x 75 mm SCALE 1 : 1
-E18-
¾
5 ! = 120
DEG
5 ! =
5 [ 2nd ] [ x ! ] [=]
1 2 0 .
¾
Generates a random between 0.000 ~ 0.999
DEG
R n d
[ 2nd ] [ RND ]
0
. 4 4 9
Other functions ( 1/x,
,
3
,
X
, x
2
, x
3
, x
y
, INT,
FRAC )
The calculator also provides reciprocal ( [ 2nd ] [ 1/x ] ), square root
( [ √ ] ), cubic root ( [ 2nd ] [
3
] ), universal root ( [ 2nd ] [
X
] ),
square ( [ x
2
] ), cubic ( [ 2nd ] [ x
3
] ), and exponentiation ( [ x
y
] )
functions.
¾
8
.
0
.25
1
1 =
DEG
1 . 2 5
–1
=
1.25 [ 2nd ] [ 1 / x ] [=]
0
. 8
¾
139
=
5
+
125
+
21
+
4
+
2
3
3
2
DEG
2
2
+ √ ( 4 + 2 1 ) +
2 [ x
2
] [ + ] [ √ ] [ ( ] 4 [ + ] 21 [ ) ]
[ + ] [ 2nd ] [
3
] 125 [ + ] 5 [ 2nd ]
[ x
3
] [=]
1 3
9 .
¾
16812
=
625
+
7
4
5
DEG
7 x
y
5 + 4
X
√
6 2 5 =
7 [ x
y
] 5 [ + ] 4 [ 2nd ] [
X
] 625 [=]
1 6 8 1
2 .
INT
Indicate the integer part of a given number
FRAC Indicate the fractional part of a given number
¾
INT ( 10 8 ) = INT ( 1.25 ) = 1
DEG
I N T ( 1 0
8 =
[ 2nd ] [ INT ] 10 [ ] 8 [=]
1 .
¾
FRAC ( 10 8 ) = FRAC ( 1.25 ) = 0.25
DEG
F R A C ( 1 0
8 =
[ 2nd ] [ FRAC ] 10 [ ] 8 [=]
0
. 2 5