Each of the different group or selections by taking some of the number of an object. Other simple meaning of this combination is Group, Sample, Choice, Selection, Election.
Formula:
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| Formula (Image) |
Example:
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| Example of combination (Image) |
Reference:
Definition:
http://www.careerbless.com/aptitude/qa/permutations_combinations_imp.php
Video:
https://www.youtube.com/watch?v=bCxMhncR7PU
what is "!" stand for? can you answer it, sir?
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