" If the coefficients of "x^(7)" and "x^(8)" in "(2+(x)/(3))^(n)" are equal,then "n" is "

If the coefficient of x^(7) and x^(8) in (2+(x)/(3))^(n) are equal, then n is

If the coefficients of x^(7) and x^(8) in the expansion of (2+x/3)^(n) are equal then n is

If the coefficient of x^11 and x^12 in (2+ (8x)/(3))^n are equal find n

If the coefficient of x^11 and x^12 in (2+ (8x)/(3))^n are equal find n

If the coefficients of x^(7) and x^(8) in the expansion of [2+(x)/(3)]^(n) are equal,then the value of n is :(A)15(B)45(C)55(D)56

If the coefficient of x^7 and x^8 in (2+x//3)^n are equal then n=