Permutations Combinations IB maths HL

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Permutations Combinations IB maths HL

Postby Jack » Wed Jan 22, 2014 7:40 pm

Permutations Combinations - IB Math HL _ IB mathematics Higher Level

In a class of 12 students, 4 are male and 8 are female. How can we find the number of committees of 5 members can be formed containing 2 males and 3 females?

Thanks
Jack
 
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Re: Permutations Combinations IB maths HL

Postby elizabeth » Wed Jan 22, 2014 7:41 pm

Permutations, Combinations - IB Maths HL

The males can be chosen by ways

The females, can be chosen by ways


So, the members of this committee can be chosen by




ways.


Hope these help!!
elizabeth
 
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Re: Permutations Combinations IB maths HL

Postby Jack » Wed Jan 22, 2014 7:41 pm

elizabeth wrote:Permutations, Combinations - IB Maths HL

The males can be chosen by ways

The females, can be chosen by ways


So, the members of this committee can be chosen by




ways.


Hope these help!!




Thank you Elisabeth!!
Jack
 
Posts: 0
Joined: Mon Jan 28, 2013 8:08 pm


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