Mathematics · 2020
JEE Main · 5 September 2020, Shift 2 · Q65
If the length of the chord of the circle, x^2+y^2=r^2(r>0) along the line, y-2 x=3 is r, then r^2 is equal to:
If the length of the chord of the circle, $\displaystyle x^2+y^2=r^2(r>0)$ along the line, $\displaystyle y-2 x=3$ is r , then $\displaystyle \mathrm{r}^2$ is equal to:
Official answer
(2)
$\displaystyle \frac{12}{5}$
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JEE Main 2020 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.