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anonymous
 4 years ago
16Cn +16C9 =17C9
anonymous
 4 years ago
16Cn +16C9 =17C9

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lgbasallote
 4 years ago
Best ResponseYou've already chosen the best response.0\[16Cn \implies \frac{16!}{n!(16n)!}\] \[16C9 \implies \frac{16!}{9!(169)!} \] \[17C9 \implies \frac{17!}{9!(179)!}\] does that help?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0so how do you find n?

hartnn
 4 years ago
Best ResponseYou've already chosen the best response.5u know that property: \[^nC_r+^nC_{r1}=^{n+1}C_r\] ?

hartnn
 4 years ago
Best ResponseYou've already chosen the best response.5@virtus use this property, and put n=16,r=9 so now can u find your 'n' ??

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0oh i see, your job is to find \(n\) for thie equality correct?
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