Question:medium

The eccentricity of an ellipse, with its centre at the origin, is \dfrac12. If one of the directrices is x=4, then the equation of the ellipse is

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Directrix equation helps determine the semi-major axis.
Updated On: Mar 20, 2026
  • \(4x^2+3y^2=1\)
  • \(3x^2+4y^2=12\)
  • \(4x^2+3y^2=12\)
  • 3x²+4y²=1
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The Correct Option is C

Solution and Explanation

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