Permutations, Combinations; Sexagesimal ↔ Decimal Form Conversion - Citizen SR-260N Instruction Manual

Converting from Polar to Rectangular
25 [ a ] 56 [ b ] [ 2ndF ]
If r = 25 and θ
[P R]
= 56°, what are
a and b?
[ b ]

Permutations, Combinations

n !
nPr = nCr =
−
( n r ! )
How many
permutations of
4 items can you
7 [ 2ndF ] [ nPr ] 4 [ = ]
select out of a
set of numbers
of 7 items?
How many
combinations of
4 items can you
7 [ 2ndF ] [ nCr ] 4 [ = ]
select out of a
set of numbers
of 7 items?
Sexagesimal ↔ Decimal form conversion
The calculator enables you to converts the sexagesimal figure (degree,
minute and second) to decimal notation by pressing [
converts the decimal notation to the sexagesimal notation by [2ndF]
[ ].
Sexagesimal figure value display is as follow :
12 □ 45
I I I
5 Represent 12 degrees, 45 minutes, 30.5 seconds
30
(Note) : The total digits of D, M and S and separator marks must be
within 10 digits, or the sexagesimal couldn't be shown
completely.
Converting from Sexagesimal to Decimal
12 [
12 deg., 45 min.,
[
30.5 sec.=?
[
Converting from Decimal to Sexagesimal
2.12345 [ 2ndF ]
2.12345 = ?
[
SR-260N_English_090324.rtf SIZE: 135x75mm
DEG
1 3. 9 8
DEG
2 0. 7 3
n !
−
r ( ! n r ! )
DEG
8 4 0. 0 0
DEG
3 5. 0 0
] 45 DEG
] 30.5
]
2 □ 7 I
] 2 4
E13
/ SCALE 2:1 / 2009/3/24
] and
1 2. 7 6
I I
4 2