Mathematics · 2026
JEE Main · 22 January 2026, Shift 1 · Q11
Let the set of all values of r, for which the circles (x+1)^2+(y+4)^2=r^2 and x^2+y^2-4 x-2 y-4=0 intersect at two distinct points be the interval (…
Let the set of all values of $\displaystyle r$, for which the circles $\displaystyle (x+1)^2+(y+4)^2=r^2$ and $\displaystyle x^2+y^2-4 x-2 y-4=0$ intersect at two distinct points be the interval ( $\displaystyle \alpha, \beta$ ). Then $\displaystyle \alpha \beta$ is equal to
Official answer
From NTA’s final answer key for this paper.
(2)
$\displaystyle 25$
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JEE Main 2026 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.