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Answered

Perform each given.Show your solution if possible.

1.In how many way can a comittee of 5 be selected from 9 people?

2.A chairman,a financial secretary,and a general secretary are going to be selected from 9 people.In how many ways can this be done?

3.C(8,3)=n

4.C(n,1)=15

5.C(9,n)=126​

Sagot :

JAZVIN

Answer:

1. The number of ways of choosing 5 items out of a set of 9 = 9 C 5 (pronounced “9 choose 5”) = 9!/(5! x 4!) = (6 x 7 x 8 x 9)/(1 x 2 x 3 x 4) = 3,024/24 = 126. Originally Answered: In how many ways can a committee consisting of 5 members be formed from a group of 9 people?

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