NCERT Miscellaneous Exercise Q5 - Three Dimensional Geometry
Question: Find the vector equation of the line passing through the point (1, 2, −4) and perpendicular to the two lines (x−8)/3 = (y+19)/(−16) = (z−10)/7 and (x−15)/3 = (y−29)/8 = (z−5)/(−5).
Answer: r⃗ = (î + 2ĵ − 4k̂) + λ(2î + 3ĵ + 6k̂).
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