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Vera_Pavlovna [14]

3 years ago

8

Three research departments have 9 , 6 , and 8 members, respectively. Each department is to select a delegate and an alternate to

represent the department at a conference. In how many ways can this be done?

1 answer:

erastova [34]3 years ago

6 0

The should be 158 ways, because 9*8+8*7+6*5=158.

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