d.c.s. of a line passing through P(1, 2, 1) and Q(2, 3, -1) are ...........

MHT CET Mathematics question

d.c.s. of a line passing through and are ...........

Answer: (D)

Direction ratios of : , with . The direction cosines are \frac{1}{\sqrt{6}}$,

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Question ID VK-027138