Question: In the following exercises, does the problem involve permutations or combinations?Explain your answer. It is not necessary to solve the problem.How many different user ID's

your answer. It is not necessary to solve the problem.How many different

In the following exercises, does the problem involve permutations or combinations?Explain your answer. It is not necessary to solve the problem.How many different user ID's can be formed from the letters W, X, Y, Z if norepetition of letters is allowed?A) Combinations, because the order of the letters does not matter.B) Permutations, because the order of the letters matters.

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