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Mathematics 8 Online
OpenStudy (anonymous):

Can you help me find the number of combinations. 6^C 3

OpenStudy (anonymous):

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OpenStudy (cwrw238):

thats the number of combinations of 3 from 6 the formula is nCr = n! ----- (n-r)! r!

OpenStudy (anonymous):

Okay so i can write it out just like that, and thank you. :) And what r the "!" for? do i not addd those?

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