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JEE Advanced Mathematics question

MathematicsEllipseJEE Advanced

The ellipse passes through the point and has the eccentricity . Then the major axis of the ellipse has the length

Answer: (B)

Solution

Take : . Since lies on the ellipse,

+ = 1 ⇒ = 1 ⇒ = ⇒ a =

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Question ID VK-109063