Student examination

How many ways can a teacher select a group of 6 students to sit in the front row if the class has 13 students?

Correct answer:

n =  1716

Step-by-step explanation:

C6(13)=(613)=6!(136)!13!=6543211312111098=1716  n=(613)=1716

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Showing 1 comment:
the question doesnt say that the ordering doesnt matter, so wouldnt that mean the answer would be 13P6 or 1235520 ways?

9 months ago  1 Like

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