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KVPY2014MathematicsEllipse

In a ellipse, its foci and the ends of its major axis are equally spaced, if the length its semi-minor axis is 2 2 , then the length of its semi-major axis is :

Options

  1. A4
  2. B2 3
  3. C10
  4. D3

Correct answer

D. 3

Step-by-step solution

A S^ =S S^ =S B e=1 / 3 a=3

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