Mathematics · 2021
JEE Main · 27 August 2021, Shift 2 · Q87
Let S be the mirror image of the point Q(1,3,4) with respect to the plane 2 x-y+z+3=0 and let R(3,5, γ) be a point of this plane. Then the square of…
Let $\displaystyle S$ be the mirror image of the point $\displaystyle Q(1,3,4)$ with respect to the plane $\displaystyle 2 x-y+z+3=0$ and let $\displaystyle R(3,5, \gamma)$ be a point of this plane. Then the square of the length of the line segment SR is \_\_\_\_.
Official answer
72
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JEE Main 2021 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.