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Permutation, Combination, Factorials and Random
Number Generation
Permutation:
Combination:
Factorial :
Example
P
= 720
10
3
C
= 10
5
2
5! = 120
Random Number Generation
: Generate a random number between 0.000 and
0.999. The display result will be in fraction format in
Maths mode.
: Generate a random number between two specified
positive integers. The entry is divided by " "
MATHEMATICS MODE:
Example
Generate a random
number between
0.000 & 0.999
Generate an integer
from a range of 1 to
100
*The value shown here is only a sample, results will differ each time.
Key in operation
Key in operation
32
Display
10P3
5C2
5!
Display
Rand
1000
i~Rand(1,100
720
10
120
139
33
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