Question: Answer the following question using arrangements with repetition, permutations, or combinations. Be sure to explain why the particular counting technique applies to the problem. A

Answer the following question using arrangements with repetition, permutations, or combinations. Be sure to explain why the particular counting technique applies to the problem.

A city council with

nine

members must elect a

four-person

executive committee consisting of a mayor, deputy mayor,

secretary,and

treasurer. How many executive committees are possible?

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