Find the cofficient of `x^2 y^5` in the expansion of `(3+2x-y)^(10)`

Find the coefficient of x^(6).y^(3) in the expansion of (2x+y)^(9)

Find the coefficient of x^(6).y^(3) in the expansion of (2x+y)^(9)

Find the coffiecient of x^2 y^3 z^4 w in the expansion of (x-y-z+w)^(10)

Find the coffiecient of x^2 y^3 z^4 w in the expansion of (x-y-z+w)^(10)

The coefficient of x^(2)y^(5)z^(3) in the expansion of (2x+y+3z)^(10) is

The coeficient of (x^(7)y^(3)) in the expansion of (x-y)^(10)- the coefficient of (x^(3)y^(7)) in the expansion of (x-y)^(10) is ………

Cofficients of x^(6)y^(3) in the expansion of (x+y)^(9) is

Find the cofficient of x^(10) in the expansion of (1-2x+3x^(2))(1-x)^(15) .

The coefficient of x^2 y^5 z^3 in the expansion of (2x + y + 3z)^10 is