Find the 9th term in the expansion of `(x/a-(3a)/(x^2))^(12)` .

Find the 9 th term in the expansion of ((x)/(a)-(3a)/(x^(2)))^(12)

(i) Find the 9th term in the expansion of ((x)/(a)-(2a)/(x^(2)))^(12) (ii) Find the 8th term in the expansion of (2x^(2)+(1)/(x))^(12)

Find the 9th term in the expansion of (a/b-b/(2a)^(2))^(12) .

Find the 8th term in the expansion of ((2x)/(3)-(3)/(5x))^(12)

Find the 4 th term in the expansion of (1-2x)^((3)/(2))

n th term in the expansion of (x+(1)/(x))^(2n)

Find the (r+1) th term in the expansion of ((x)/(a)-(a)/(x))^(2n)

Find the 15th term in the expansion of (2y-(x)/(2))^(18)

Find the 7th term in the expansion of (5x-(1)/(7y))^(9)

Find the 8 th term in the expansion of (x^((3)/(2))y^((1)/(2))-x^((1)/(2))y^((3)/(2)))^(10)