HP 12C#ABA hp 12c_solutions handbook_English_E.pdf - Page 122
Combination
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10 5,040.00 10P4. 4 Combination A combination is a selection of one or more of a set of distinct objects without regard to order. The number of possible combinations, each containing n objects, that can be formed from a collection of m distinct objects is given by: mCn = (---m--------m---n-!---)--!--n---! Where m, n are integers and 69 ≥ m ≥ n ≥ 0. Use the following HP-12C to calculate the number of possible combinations. KEYSTROKES DISPLAY CLEAR 0 0 0 00 n: Unused PV: Unused 00- 01- 44 0 02- 34 03- 43 3 04- 43 36 05- 45 0 06- 30 07- 43 3 08- 45 0 09- 43 3 10- 20 11- 10 12-43, 33 00 REGISTERS i: Unused PMT: Unused 121
121
Combination
A combination is a selection of one or more of a set of distinct objects
without regard to order. The number of possible combinations, each
containing
n
objects, that can be formed from a collection of
m
distinct
objects is given by:
Where
m
,
n
are integers and 69
≥
m
≥
n
≥
0.
Use the following HP-12C to calculate the number of possible
combinations.
10
4
5,040.00
10
P
4
.
KEYSTROKES
DISPLAY
CLEAR
00-
0
01-
44
0
02-
34
03-
43
3
04-
43 36
0
05-
45
0
06-
30
07-
43
3
0
08-
45
0
09-
43
3
10-
20
11-
10
00
12-43, 33 00
REGISTERS
n: Unused
i:
Unused
PV: Unused
PMT: Unused
mCn
m
!
m
n
–
(
)
!
n
!
------------------------
=