True or False:
If `n in N`, the number of terms in the expansion of `(a+b)^n` is one less than the index n of the power of the binomial.

The middle term in the expansion of (1 + x)^(2n) is :

Find the rth term from the end in the expansion of (x+a)^n .

If the fourth term in the expansion of (px+1/x)^n is 5/2 , then (n,p)=

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

Find the coefficient of x^n in the expansion of e^(a+bx) in powers of x.

Write the middle term in the expansion of : (1+x)^(2n) , where n is a positive integer.

In the binomial expansion of (a - b)^n , n ge 5 the sum of the 5th and 6th term is zero , then find a/b

Find the (n+ 1)th term from the end in the expansion of (x-1/x)^(3n) .

If the number of terms in the expansion of (1-2/x+4/(x^(2)))^n x ne 0 , is 28 , then the sum of coefficient of all the terms in this expansion, is