Mathematics · 2022
JEE Main · 25 July 2022, Shift 1 · Q13
Let the locus of the centre (α, β), β>0, of the circle which touches the circle x^2+(y-1)^2=1 externally and also touches the x -axis be L. Then the…
Let the locus of the centre $\displaystyle (\alpha, \beta), \beta>0$, of the circle which touches the circle $\displaystyle x^2+(y-1)^2=1$ externally and also touches the $\displaystyle x$-axis be L. Then the area bounded by L and the line $\displaystyle y=4$ is :
Official answer
(3)
$\displaystyle \frac{64}{3}$
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JEE Main 2022 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.