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JEE Main 2023 · 29 Jan · Shift 1

JEE Main 2023 Mathematics question on Straight Lines and Pair of Lines

A light ray emits from the origin making an angle 30° with the positive x-axis. After getting reflected by the line x+y=1x + y = 1, if this ray intersects x-axis at QQ, then the abscissa of QQ is
  1. A.
    23−3\dfrac{2}{3 - \sqrt{3}}
  2. B.
    23+3\dfrac{2}{3 + \sqrt{3}}
  3. C.
    32(3+1)\dfrac{\sqrt{3}}{2(\sqrt{3} + 1)}
  4. D.
    2(3−1)\dfrac{2}{(\sqrt{3} - 1)}
Show answer

Correct option: B

[JEE Main 2023 · 29 Jan · Shift 1]

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