[" If the coefficients of "5th,6th" and "7th" terms "],[" in the expansion of "(1+x)^(n)" are in A.P.then "n]

If the coefficients of 5^(th), 6^(th) and 7^(th) terms in the expansion of (1+x)^(n) are in A.P. then n =

The coefficients of 5th ,6th and 7th terms in the expansion of (1+x)^(n) are A.P . ,find n .

If the coefficients of 5th, 6th,and 7 th terms in the expansion of (1+x)^(n) are in A.P.then n= a.7 only b.14 only c.7 or 14 d.none of these

What is the coefficient of 5th, 6th and 7th terms in the expansion of (1+x)^n ?

The coefficient of 5th, 6th and 7th terms in the expansion of (1+x)^n are in A.P. Find the value of n.

If the coefficient of pth,(p+1)thand(p+2)th terms in the expansion of (1+x)^(n) are in A.P

If the coefficient of pth,(p+1)thand(p+2)th terms in the expansion of (1+x)^(n) are in A.P

If the coefficients of rth,(r+1) th,and (r+2) th terms in the expansion of (1+x)^(14) are in A.P.then r is/are a.5 b.11 c.10d.9

If the coefficient of the 2^(nd) , 3^(rd) and 4^(th) terms in the expansion of (1 + x)^(n) are in A.P, then n=