coefficient of `a^(3)b^(2)c` in the expansion of `(1+a-b+c)^(9)`

Find the coefficient of a^(3)b^(4)c in the expansion of (1+a-b+c)^(9)

Statement-1: The coefficient of a^(3)b^(4)c^(3) in the expansion of (a-b+c)^(10) is (10!)/(3!4!3!) Statement-2: The coefficient of x^(p)y^(p)z^(r) in the expansion of (x+y+z)^(n) is (n!)/(p!q!r!) for all integer n.

Find the coefficient of a^(2)b^(3)c^(4)d in the expansion of (a-b-c+d)^(10) .

The coefficient of a^(8)b^(6)c^(4) in the expansion of (a+b+c)^(18) is

The coefficient of abc^(3)de^(2) in the expansion of (a+b+c+d+e)^(8) is equal to

The coefficient of abc^(3)de^(2) in the expansion of (a+b+c+d+e)^(8) is equal to

The coefficient of abc^(3)de^(2) in the expansion of (a+b+c+d+e)^(8) is equal to

Find the coefficient of a^(3)b^(4)c^(5) in the expansion of (bc+ca+ab)^(6)

The coefficient of a^(-6) b^(4) in the expansion of ((1)/(a) - (2b)/(3))^(10) is......

Coefficient of a^(2)b^(2) in the expansion of (a+b)^(3)(a-2b)^(4) is