Three Dimensional Geometry

Bihar Board Class 12 · Mathematics · 89 past questions

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1. Q46 20232023 Set E

   If the direction ratios of two parallel lines are x, 5, 3 and 20, 10, 6 then the value of x is.

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2. Q48 20232023 Set E

   If the direction ratios of two mutually perpendicular lines are 2, 3, 5 and x, y, 4 then $2x+3y=$

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