JEE Main 2021 — Ellipse Question with Solution
From: JEE Main 2021 (Online) 16th March Evening Shift
Question
If the points of intersections of the ellipse and the
circle x2 + y2 = 4b, b > 4 lie on the curve y2 = 3x2, then b is equal to :
circle x2 + y2 = 4b, b > 4 lie on the curve y2 = 3x2, then b is equal to :
Choose an option
Show full solutionCorrect option: A
Correct answer
A12
Step-by-step explanation
... (1)
.... (2)
.... (3)
From eq (2) and (3)
x2 = b and y2 = 3b
From equation (1)
.... (2)
.... (3)
From eq (2) and (3)
x2 = b and y2 = 3b
From equation (1)
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This is a previous-year question from JEE Main 2021, covering the Ellipse chapter of Mathematics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.