If coefficient of a^2b^3c^4in(a+b+c)^m(w...

If coefficient of `a^2b^3c^4in(a+b+c)^m(w h e r em in N)i sL(L!=0)` , then in same expansion coefficient of `a^4b^4c^1` will be `L` b. `L/3` c. `(m L)/4` d. `L/2`

`( L)/(3)`

`(mL)/(4)`

`(L)/(2)`

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