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NDA 2014
Exam
NDA
Year
2014
Subject
Mathematics
Chapter
Three Dimensional Geometry

NDA 2014 · Mathematics · Three Dimensional Geometry

Paragraph : A straight line passes through (1,-2,3) and...

Paragraph : A straight line passes through (1,−2,3)(1,-2,3) and perpendicular to the plane 2x+3y−z=72 x+3 y-z=7.
Question : What are the direction ratios of normal to plane?

Options

  1. A⟨2,3,−1⟩\langle 2,3,-1\rangle
  2. B⟨2,3,1⟩\langle 2,3,1\rangle
  3. C⟨−1,2,3⟩\langle-1,2,3\rangle
  4. DNone of the above

Correct answer

A. ⟨2,3,−1⟩\langle 2,3,-1\rangle

Step-by-step solution

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