Combinations of different cards (distinguishable objects)

Given n different objects (from 1 to 6), if rr objects are selected to form a combination, how many different combination can be formed? This applet illustrates shows the number of combinations and shows how the combinations can be formed.

 

mcdull

 
Material Type
Activity
Tags
combinatorics  combinations 
Target Group (Age)
15 – 18
Language
English (United Kingdom)
 
 
GeoGebra version
4.2
Views
5879
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