Find the coefficient of x^3y^f3z^2 in th...

Find the coefficient of `x^3y^f3z^2` in the expansion of `(2x-3y+4z0^9`

A

`(9!)/(4!4!)2^(3)3^(4)4^2`

B

`(-9!)/(3!2!4!)2^(3)3^(4)4^2`

C

`(9!)/(4!4!) 2^(3)3^(4)4^2`

D

`(9!)/(3!4!2!)2^(3)3^(4)4^2`

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The correct Answer is:

D

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