Mathematics · 2023
JEE Main · 1 February 2023, Shift 1 · Q75
Let the image of the point P(2,-1,3) in the plane x+2 y-z=0 be Q. Then the distance of the plane 3 x+2 y+z+29=0 from the point Q is
Let the image of the point $\displaystyle P(2,-1,3)$ in the plane $\displaystyle x+2 y-z=0$ be $\displaystyle Q$. Then the distance of the plane $\displaystyle 3 x+2 y+z+29=0$ from the point $\displaystyle Q$ is
Official answer
From NTA’s final answer key for this paper.
(3)
$\displaystyle 3 \sqrt{14}$
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JEE Main 2023 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.