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if 5 C n , 24 C n and 6 C n are in H.P. then n is equal to?

if 5Cn24Cn and 6Care in H.P. then n is equal to? 

Grade:12th pass

3 Answers

ng29
1698 Points
7 years ago
as it is observed from the question that maximum vakue of n can be 5 
but on solving we get value of n is 0
there is no other value of n except 0 
approve if useful
mansi dabriwal
29 Points
7 years ago
ans. given in the paper  is n=2 if it is wrong ...plz could u send me ur  solution
ng29
1698 Points
7 years ago
of course it is wrong 
if x,y,z arein hp then 1/x,1/y,1/z are in ap
so on expanding the factorial we coclude that only possible value  is n=0
approve if useful

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