if the rth term in the expansion of `(x/3-2/(x^2))^(10)` contains `x^4` then r is equal to

If the rth term in the expansion of ((x^(3))/(3)-(2)/(x^(2)))^(10) contains x^(20) .then r=

If r^(th) term in the expansion of ((x)/(3)-(2)/(x^(2)))^(10) contains x^(4), then find the value of r

Find the middle term in the expansion of (1+2x+x^(2))^(10)

Find the middle term in the expansion of (1+2x+x^(2))^(10)

Find the middle term in the expansion of: (x^(2)-(2)/(x))^(10)

If r^(th) term in the expansion of (x^(2)+1/x)^(12) is independent of x , then r is equal to

Find the term in the expansion of (2x^(2)-(3)/(x))^(11) Which contains x^(6)

If coefficients of r th and (r + 1)th term in the expansion of (3 + 2x)^(74) are equal, then r is equal to: