Find the number of terms in the expansion of `(1+x)^(11) - (1-x)^(11)`

Find the general term in the expansion of : (1-x^2)^12 .

Statement-1 The number of terms in the expansion of (x + (1)/(x) + 1)^(n) " is " (2n +1) Statement-2 The number of terms in the expansion of (x_(1) + x_(2) + x_(3) + …+ x_(m))^(n) "is " ^(n + m -1)C_(m-1) .

Find the 6th term in the expansion of (3x^2-1/3x)^8

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

Find the middle term (terms) in the expansion of ((x)/(a) - (a)/(x))^(10)

Find the middle terms in the expansion of : (x/y+y/x)^(2n+1) .

Write the middle term in the expansion of (x+1/x)^4 .

Find the number of terms in the expansion of the following : (2x + 3y)^8 .

Write the general term in the expansion of: (2x+1/x)^5 .

Find the number of terms in the expansion of the following : [(2x + y)^8-(2x - y)^8] .