JEE Main 12 Jan 2019 Shift 2 Solved Paper

Section: Mathematics

Question : 55 of 90

Marks: +1, -0

Let S and S' be the foci of the ellipse and B be any one of the extremities of its minor axis. If ΔS'BS is a right angled triangle with right angle at B and area (ΔS'BS) = 8 sq. units, then the length of a latus rectum of the ellipse is :

[12 Jan 2019 Shift 2]

2 √2
2
4
4 √2

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