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3D Geometry · 2004 · Shift 0

3 Mathematics questions from this JEE Main paper
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3D Geometry · 2004 · Shift 0

3 Mathematics questions from this JEE Main paper

  1. Q93.A line with direction cosines proportional to 2,1,2 meets each of the lines x=y+a=z and x+a=2y=2z . The co-ordinates of each of the points of intersection are given by :
    Mathematics · 3D Geometry · MCQ
  2. Q96.A line makes the same angle θ, with each of the x and z axis. If the angle β, which it makes with y-axis, is such that sin2β=3sin2θ, then cos2θ equals :
    Mathematics · 3D Geometry · MCQ
  3. Q114.If the straight lines x=1+s,y=−3−λs,z=1+λs and x=2t​,y=1+t,z=2−t, with parameters s and t respectively, are co-planar, then λ equals :
    Mathematics · 3D Geometry · MCQ