In the expansion of `(a+b)^(n)`, if two consecutive terms are equal, then which of the following is/are always integer ?

Write the expansion of (a-b)^n, n is a positive integer

If in the expansion of (1+x)^(n),a,b,c are three consecutive coefficients, then n equals

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.

If (2+(x)/(3))^(55) is expanded in the ascending powers of x and the coefficients of powers of x in two consecutive terms of the expansion are equal then these terms of the expansion are 27,28 (D) 28,29

If a and b are two odd positive integers. By which of the following integers is ( a^(4) -b^(4)) always divisible.

Which of the following statements are true ? The sum of two integers is always an integer.