Mathematics · 2021
JEE Main · 22 July 2021, Shift 2 · Q71
Let the circle S: 36 x^2+36 y^2-108 x+120 y+ C =0 be such that it neither intersects nor touches the co-ordinate axes. If the point of intersection…
Let the circle $\displaystyle \mathrm{S}: 36 x^2+36 y^2-108 x+120 y+\mathrm{C}=0$ be such that it neither intersects nor touches the co-ordinate axes. If the point of intersection of the lines, $\displaystyle x-2 y=4$ and $\displaystyle 2 x-y=5$ lies inside the circle $\displaystyle S$, then :
Official answer
(1)
$\displaystyle 100<\mathrm{C}<156$
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JEE Main 2021 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.