Find the projection of the line joining two points (2, -1, 4) and (3, 1, 2) on another…
Mathematics · JEE Main · NTA Exams — Vector Algebra
Find the projection of the line joining two points (2, -1, 4) and (3, 1, 2) on another line whose direction cosines are \(\frac{1}{\sqrt{2}}, \frac{1}{2},-\frac{1}{2}\).
- \(\frac{1-2 \sqrt{2}}{\sqrt{2}}\)
- \(\frac{1+3 \sqrt{2}}{2}\)
- \(\frac{1+2 \sqrt{2}}{\sqrt{2}}\)
- None of these
Answer
(C) 1+2 2 2
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