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Mathematics 14 Online
OpenStudy (anonymous):

permutations?

OpenStudy (goformit100):

Sure.

OpenStudy (anonymous):

OpenStudy (goformit100):

@Eyad

OpenStudy (anonymous):

@MotherOfGod

OpenStudy (anonymous):

OpenStudy (anonymous):

n = 20 r = 4

OpenStudy (jack1):

19 its the 2nd officer to be chosed from a group of 20 (n), when there are 4 to be choosen total

OpenStudy (anonymous):

got it thanks

OpenStudy (jack1):

dont forget to close your question off once finished with it

OpenStudy (anonymous):

I did :)

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