logo

Ask Questions, Get Answers

X
 
Home  >>  CBSE XI  >>  Math  >>  Permutations and Combinations

If $nC_{12}=nC_8$ then $n$ is equal to

$\begin{array}{1 1}(A)\;20\\(B)\;12\\(C)\;6\\(D)\;30\end{array} $

Download clay6 mobile app

1 Answer

$n=12+8$
$\;\;\;=20$
Hence (A) is the correct answer.
answered May 16, 2014 by sreemathi.v
 

Related questions

...