Find the coefficient of the middle term in the expansion of `(2sqrtx+1/(5sqrtx))^8`

sqrtx + 1/sqrtx

Write the coefficient of the middle term in the expansion of (1+x)^(2n) .

What is the coefficient of the middle term in the expansion of (1+4x+4x^(2))^(5) ?

Prove that the coefficient of the middle term in the expansion of (1+x)^(2n) is equal to the sum of the coefficients of middle terms in the expansion of (1+x)^(2n-1)

The ratio of the coefficient of the middle term in the expansion of (1+x)^(20) and the sum of the coefficients of two middle terms in expansion of (1+x)^(19) is _____ .

Suppose the coefficient of the middle term in the expansion of (1 + x)^(2n) is A and the coefficients of two middle terms in the expansion of (1 + x)^(2n-1) are B and C, then A/(B+C)= _________

Show that the coefficient of the middle term in the expansion of (1+x)^(2n) is equal to the sum of the coefficients of two middle terms in the expansion of (1+x)^(2n-1)