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The sum of the focal distances of a point on an ellipse is constant and equal to the

Options

  1. Alength of minor axis
  2. Blength of major axis
  3. Clength of latus rectum
  4. Dsum of the lengths of semi-major and semi-minor axes

Correct answer

B. length of major axis

Step-by-step solution

Sum of the focal distance: The sum of the focal distance of any point on an ellipse is constant and equal to the length of the major axis of the ellipse.

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