.In the expansion of \[{{\left( \frac{x}{2}-\frac{3}{{{x}^{2}}} \right)}^{10}}\], the coefficient of \[{{x}^{4}}\]is [IIT 1983; EAMCET 1985; DCE 2000; RPET 2001; UPSEAT 2002; J & K 2005]

.In the expansion of \[{{\left( \frac{x}{2}-\frac{3}{{{x}^{2}}} \right

1.	.In the expansion of \[{{\left( \frac{x}{2}-\frac{3}{{{x}^{2}}} \right)}^{10}}\], the coefficient of \[{{x}^{4}}\]is [IIT 1983; EAMCET 1985; DCE 2000; RPET 2001; UPSEAT 2002; J & K 2005]
A.	\[\frac{405}{256}\]
B.	\[\frac{504}{259}\]
C.	\[\frac{450}{263}\]
D.	None of these
Answer» B. \[\frac{504}{259}\]

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.In the expansion of \[{{\left( \frac{x}{2}-\frac{3}{{{x}^{2}}} \right)}^{10}}\], the coefficient of \[{{x}^{4}}\]is [IIT 1983; EAMCET 1985; DCE 2000; RPET 2001; UPSEAT 2002; J & K 2005]

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