Three Dimensional Geometry

Bihar Board Class 12 · Mathematics · 89 past questions

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1. Q74 20172015

   The direction ratios of the normal to the plane $7x+4y-2z+5=0$ are

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2. Q75 20162015

   The direction cosines of the y-axis are

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3. Q83 2015

   The direction ratios of the line joining the points $(x_1,y_1,z_1)$ and $(x_2,y_2,z_2)$ are

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