An ellipse having foci at (3, 1) and (1, 1) passes through the point (1, 3). Its eccentricity is

JEE Advanced Mathematics question

An ellipse having foci at and passes through the point . Its eccentricity is

Answer: (A)

The distance between the foci is , so . For a point on the ellipse, the sum of its distances from the foci is :

{(3- +

Create a free account to read the complete working (3 steps), and practise questions like this in a timed test.

Question ID VK-109075