If the 4th term in the expransion of `(px + 1/x)^n , n epsilon N` is `5/2` then value of p is

If the fourth term in the expansion of (x/p + 1/x)^n , n epsilon N is 5/2 and the normal to the parabola y^2 = 4ax , at (at^2, 2at) meets the parabola again at (aT^2, 2aT) , then (A) T^2 = p+n (B) T^2 gt p+n (C) T^2 ge p+n (D) T^2 le p + n

If the fourth term in the expansion of (a x+1/x)^n \ is \ 5/2,\ then find the values of a\ a n d\ n .

If the fourth term in the expansion of (px+1/x)^n is independent of x, then the value of term is

If the coefficients of 2nd, 3rd and 4th terms in the expansion of (1+x)^(2n) are in A.P. Then find the value of n .

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

Let n be a positive integer. If the coefficients of 2nd, 3rd, 4th terms in the expansion of (1+x)^n are in A.P., then find the value of n .

If the 4th term in the expansion of (a x+1//x)^n is 5/2, then a. a=1/2 b. n=8 c. a=2/3 d. n=6

If the coefficient of 4th term in the expansion of (a+b)^n is 56, then n is

If the coefficient of 4th term in the expansion of (a+b)^n is 56, then n is

If the coefficients of 2nd , 3rd and 4th terms of the expansion of (1+x)^(2n) are in A.P. then the value of 2n^2 -9n + 7 is