HARD
Mathematics
IMPORTANT
Earn 100

A line l passing through the origin is perpendicular to the lines

l1:3+ti^+-1+2tj^+4+2tk^,-<t<

l2:3+2si^+3+2sj^+2+sk^,-<s<

Then, the coordinate(s) of the point(s) on l2 at a distance of 17 from the point of intersection of l and l1 is (are)

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Important Questions on Three Dimensional Geometry

HARD
Mathematics
IMPORTANT
If the line x1=y2=z3 intersects the line 3β2x+3(1-2α)y+z=3=-12(6α2x+3(1-2β)y+2z), then point (α, β, 1) lies on the plane
HARD
Mathematics
IMPORTANT
The line x-4k=y-21=z-k22 lies in the plane 2 x-4 y+z=1. Then the value of k cannot be
HARD
Mathematics
IMPORTANT
Consider the planes P1: 2x+y+z+4=0, P2: y-z+4=0 and P3: 3x+2y+z+8=0. Let L1,L2,L3 be the lines of intersection of the planes P2 & P3, P3 & P1, and P1 & P2, respectively. Then,
HARD
Mathematics
IMPORTANT
Let P be an arbitrary point having sum of the squares of the distance from the planes x+y+z=0, lx-nz=0 and x-2y+z=0 equal to 9 units. If the locus of the point P is x2+y2+z2=9, then the value of l-n is equal to