JEE Main 2022 — Parabola Question with Solution
From: JEE Main 2022 (Online) 28th June Evening Shift
Question
If vertex of a parabola is (2, 1) and the equation of its directrix is 4x 3y = 21, then the length of its latus rectum is :
Choose an option
Show full solutionCorrect option: B
Correct answer
B8
Step-by-step explanation
Vertex of Parabola : (2, 1)
and directrix : 4x 3y = 21
Distance of vertex from the directrix
length of latus rectum = 4a = 8
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This is a previous-year question from JEE Main 2022, covering the Parabola 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.