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Combinations and Factorials

From a group of 18 customers, 4 are to be chosen to receive a special gift. Assuming that the order in which the customers are chosen is irrelevant, how many groups of 4 customers can be chosen?

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From a group of 18 customers, 4 are to be chosen to receive a special gift. Assuming that the order in which ...

Solution Summary

The solution examines different combinations and factorials fir people receiving different gifts.

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