Mathematics · 2021
JEE Main · 18 March 2021, Shift 1 · Q78
The equation of one of the straight lines which passes through the point (1,3) and makes an angle tan^-1(√ 2 ) with the straight line, y+1=3 √ 2 x is:
The equation of one of the straight lines which passes through the point $\displaystyle (1,3)$ and makes an angle $\displaystyle \tan ^{-1}(\sqrt{2})$ with the straight line, $\displaystyle y+1=3 \sqrt{2} x$ is:
Official answer
(1)
$\displaystyle 4 \sqrt{2} x+5 y-(15+4 \sqrt{2})=0$
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JEE Main 2021 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.