Mathematics · 2020
JEE Main · 6 September 2020, Shift 2 · Q66
If the normal at an end of a latus rectum of an ellipse passes through an extremity of the minor axis, then the eccentricity e of the ellipse…
If the normal at an end of a latus rectum of an ellipse passes through an extremity of the minor axis, then the eccentricity e of the ellipse satisfies :
Official answer
(4)
$\displaystyle e^4+e^2-1=0$
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JEE Main 2020 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.