A) L
B) \[\frac{L}{3}\]
C) \[\frac{mL}{4}\]
D) \[\frac{L}{2}\]
Correct Answer: D
Solution :
[d] As \[L\ne 0\] \[\therefore m=2+3+4=9\] \[\therefore L=\frac{9!}{2!3!4!}\] Now coefficient of \[{{a}^{4}}{{b}^{4}}c=\frac{9!}{4!4!1!}=\frac{L}{2}\]You need to login to perform this action.
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