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The concepts of permutation and combination in mathematics. It defines combination as a selection of a particular number of elements from a set of available elements, while permutation refers to the arrangement of elements in a particular order. The document also discusses mutually exclusive events and exhaustive events. It provides examples of how to calculate the number of arrangements, words, and passwords using permutation. The document also includes examples of how to calculate the number of different numbers using combinations.
Typology: Exercises
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