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OpenStudy (anonymous):
What is 12c8
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OpenStudy (anonymous):
12c4 but i am not sure
OpenStudy (solomonzelman):
You mean like nCr ? 12 C 8 ?
OpenStudy (anonymous):
These are my choices and im not sure A. 0 B. 495 C. 75,582 D. 19,958,400
OpenStudy (yanasidlinskiy):
Yes. Solomon. It is combinations and permutations.
OpenStudy (yanasidlinskiy):
\[\frac{ n! }{ r!(N-R)! }\]
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OpenStudy (yanasidlinskiy):
Do you know how to solve it further?
OpenStudy (anonymous):
Once I get to this I am really confused \[\frac{ 12! }{ 8!4! }\]
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