If the third term in the expansion of `(1+x)^mi s-1/8x^2,` then find the value of `mdot`

If (r+1)t h term is the first negative term in the expansion of (1+x)^(7//2), then find the value of rdot

If the middle term in the expansion of (x^2+1//x)^n is 924 x^6, then find the value of ndot

If x^4 occurs in the rth term in the expansion of (x^4+1/(x^3))^(15), then find the value of rdot

Find the middle term in the expansion of (x+y)^(6) .

Find the middle terms in the expansion of (x+y)^(7) .

Find the constant term in the expansion of (x-1//x)^6dot

If the sum of the coefficients of the first, second, and third terms of the expansion of (x^2+1/x)^m i s46 , then find the coefficient of the term that does not contain xdot

Find the fourth term in the expansion of (1-2x)^(3//2)""dot