" 27.In the expansion of "(1+x)^(pi)" the binomial coefficients of three consecutive terms are "

In the expansion of (1+x)^(n) the binomial coefficients of three consecutive terms are respectively 220,49 and 792 find the value of n .

In the expansion of (1+x)^n the binomial coefficients of three consecutive terms are respectively 220, 495 and 792 find the value of n .

If in the expansion of (1+x)^(n) the coefficient of three consecutive terms are 56,70 and 56, then find n and the position of the terms of these coefficients.

If in the expansion of (1+x)^n the coefficient of three consecutive terms are 56,70 and 56, then find n and the position of the terms of these coefficients.

In the expansion of (1+x)^n , coefficients of three consecutive terms are 5, 10, 10. Value of n =

In the expansion of (x+y)^(n) ,if the binomial coefficient of the third term is greater by 9 then that of the second term,then the sum of the binomial coefficients of the terms occupying to odd places is

In the binomial expansion of (1+x)^(43) , the coefficients of the (2r+1) th and (r+2) th terms are equal. Then r=