Mathematics, 28.07.2019 17:30, Disd112984

There are three families attending a concert together. each family consists of 1 male and 2 females. in how many ways can they be seated in a row of nine seats if (a) there are no restrictions? ways (b) each family is seated together? ways (c) the members of each gender are seated together?

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There are three families attending a concert together. each family consists of 1 male and 2 females....