A club has 6 members.From these members,

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A club  has 6 members.From these members, the positions of president and vice -president have to be filled. .In how many different ways can these 2 positions be filled ?

Sep 9th, 2014

6C2 = 6!/2!(6-2)! = 720/2(4)! = 720/2(24) = 720/48 = 15

So in 15 ways the positions of president and vice -president will be filled.

Sep 9th, 2014

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Sep 9th, 2014
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Sep 9th, 2014
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