JEE Main 2024 Mathematics question
If the shortest distance between the lines and is , then a value of λ is:
Answer: (C)
Solution
The lines are parallel with direction d = (2, 3, 4), |d|² = 29. With a₂ − a₁ = (2 − λ, 0, 4): (a₂ − a₁) × d = (−12, 4λ, 6 −
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