The co-efficient of \(x^4\) in \(\left(\dfrac{x}{2}-\dfrac{3}{x^2}\ – McqOptions

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1.	The co-efficient of \(x^4\) in \(\left(\dfrac{x}{2}-\dfrac{3}{x^2}\right)^{10}\) is -
A.	\(\dfrac{406}{256}\)
B.	\(\dfrac{504}{259}\)
C.	\(\dfrac{450}{263}\)
D.	\(\dfrac{806}{456}\)
Answer» B. \(\dfrac{504}{259}\)

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