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

Find the 10th term in the expansion of 5^x

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

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

Find the (r+1) th term in the expansion of ((x)/(a)-(a)/(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 15th term in the expansion of (2y-(x)/(2))^(18)

Find the 5th term in the expansion of (1+x^2)^12

Find the 7th term in the expansion of (3x^2-1/(x^3))^(10)dot