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1983

JEE Main 1983 Mathematics question on Binomial Theorem

The coefficient of x4x^4 in (x2−3x)10\left(\dfrac{x}{2} - \dfrac{3}{x}\right)^{10} is
  1. A.
    405256\dfrac{405}{256}
  2. B.
    504259\dfrac{504}{259}
  3. C.
    450263\dfrac{450}{263}
  4. D.
    None of these
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Correct option: A

[1983]

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