Mathematics · 2026
JEE Main · 2 April 2026, Shift 2 · Q23
Let A be the point (3,0) and circles with variable diameter AB touch the circle x^2+y^2=36 internally. Let the curve C be the locus of the point B.…
Let A be the point $\displaystyle (3,0)$ and circles with variable diameter AB touch the circle $\displaystyle x^2+y^2=36$ internally. Let the curve C be the locus of the point B. If the eccentricity of C is e, then $\displaystyle 72 \mathrm{e}^2$ is equal to $\displaystyle \_\_\_\_$.
Official answer
From NTA’s final answer key for this paper.
18
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JEE Main 2026 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.