Combinations · Example 1
For each of the following situations, decide whether the chosen subset is a permutation or a combination.
(a) A social club selects 3 members to form a committee. Each of the members has an equal share of responsibility.
(b) You are prompted to reset your email password; you select a password consisting of 10 characters without repeats.
(c) At a dog show, the judge must choose first-, second-, and third-place finishers from a group of 16 dogs.
(d) At a restaurant, the special of the day comes with the customer’s choice of 3 sides taken from a list of 6 possibilities.
OpenStax, Contemporary Mathematics · §7.3 Combinations · Example 1
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