Casio fx-65 Manuel de formation - Page 7

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FX 65 Training guide

Probability

Random number generation

[SHIFT] [RAN#]

Permutations and combinations

[SHIFT] [nPr]

[SHIFT] [nCr]

Factorials

[SHIFT] [x!]

References the Casio FX-65 User's Guide

Generates a random number between 0 and 0.999.

A permutation is a selection of objects in which the order matters.

Example: To determine the number of possible different

arrangements using 4 items selected from 10 items.

[10] [SHIFT] [nPr] [4] [=] 5040

A combination is a selection of objects from a collection and order

is irrelevant.

Example: To determine the number of different combinations of 4

items selected from 10 items. [10] [SHIFT] [nCr] [4] [=] 210

Calculates the factorial of a number. Example: [5] [SHIFT] [!]

Casio FX-65 Fraction calculator