Find the coefficient of
`x^(-7)" in "((2x^(2))/(3)-(5)/(4x^(5)))^(7)`

Find the coefficient of x^(5) in (x^(2) - 3/x)^(7)

Find the coefficient of x^(4) in the expansion of (2x^(2)+(3)/(x^(3)))^(7)

Write the coefficients of : (i) x^(2) " in" 3x^(3)-5x^(2)-5x+6 " " (ii) x^(3) " in" 7x^(4)+5x^(3)+3x+7 " " (iii) x^(2) " in" 4x+7 " " (iv) x " in" 3x-2x^(2)+7x^(3)

Write the coefficients of : (i) x^(2) " in" 3x^(3)-5x^(2)-5x+6 " " (ii) x^(3) " in" 7x^(4)+5x^(3)+3x+7 " " (iii) x^(2) " in" 4x+7 " " (iv) x " in" 3x-2x^(2)+7x^(3)

Find the coefficient of x^7 in the expansion of (3x^2+ 1/(5x))^11

Find the coefficient of x^7 in the expansion of (3x^2+ 1/(5x))^11

Write (i) the coefficient of x^(3) in 3x^(2)-5x^(3)+x^(4) . (ii) the coefficient of x in sqrt(3)-2sqrt(2)x+6x^(2) . (iii) the coefficient of x^(2) in 2x-3+x^(3) , (iv) the coefficient of x in (3)/(8)x^(2)-(2)/(7)x+(1)/(6) . (v) the constant term in (pi)/(2)x^(2)+7x-(2)/(5)pi .