MHT CET 2025 Mathematics question

The projection of the line segment joining P(2, -1, 0) and Q (3, 2, -1) on the line whose direction ratios are 1, 2, 2 is

Answer: (B)

Solution

. The direction cosines of the line with direction ratios are since . The projection of the segment on the line is

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Question ID VK-102152