" (ii) "x^(6)" in the expansion of "(3x^(2)-(1)/(3x))^(9)

Find the coefficient of (i) x^(5)" in the expansion of "(x+3)^(8) (ii) x^(6) " in the expansion of "(3x^(2) - a/(3x))^(9) (iii) x^(-15) " in the expansion of " (3x^(2) - a/(3x^(3)))^(10). (iv) a^(7)b^(5)" in the expansion of "(a-2b)^(12) .

Find the coefficient of x^(6) in the expansion of (3x^(2)-(1)/(3x))^(9)

Find the coefficient of x^(9) in the expansion of (x^(2)-(1)/(3x))^(9)

Sum of the coefficients of x^(3) and x^(6) in the expansion of (x^(2)-1/x)^(9) is

Term independent of x in the expansion of (3x^(2)-(1)/(3x))^(9)

Find the term independent of x in the expansion of ((3)/(2) x^(2) - (1)/(3x))^(9)

The term independent of x in the expansion of ((3)/(2) x^(2) - (1)/(3x) )^(9) is :

Find the term independent of x in the expansion of ((3)/(2) x^(2) - (1)/(3x) )^(9) .