Other Functions - Citizen SR-281N Instruction Manual

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