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Find the distance of the point (-1 , -5 ...

Find the distance of the point (-1 , -5 , -10) from the point of intersection of the line `vecr=2hati-hatj+2hatk+lambda(3hati+4hatj+2hatk)` and the plane `vecr.(hati-hatj+hatk)`=5.

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Find the point of intersection of the line : vecr=(hati+2hatj+3hatk)+lambda(2hati+hatj+2hatk) and the plane vecr*(2hati-6hatj+3hatk)+5=0 .

Find the distance of the point with position vector -hati-5hatj-10hatk from the point of intersection of the line vecr=(2hati-hatj+2hatk)+lambda(3hati+4hatj+12hatk) and the plane vecr*(hati-hatj+hatk)=5 .

Find the angle between the line vecr=(hati+hatj+hatk)+lambda(2hati-hatj-hatk) and the plane vecr.(hati+hatj-2hatk) =3.

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MODERN PUBLICATION-Three Dimensional Geometry-EXERCISE
  1. The planes 2x - y + 4z = 5 and 5x - 2.5y + 10z = 6 are :

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  2. The x, co-ordinate of a point on the line joining the points Q (2, 2, ...

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  3. Find the distance of the point (-1 , -5 , -10) from the point of inter...

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  4. Find the equation of a plane which is at a distance 3sqrt3 units from ...

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  5. Find the equation of the two lines through the origin which intersect ...

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  6. The plane ax+by=0 is rotated through an angle alpha about its line of ...

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  7. Show that the sequence t n defined by t n = 3 n + 1 is an AP.

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  8. Prove that the lines, whose direction cosines are given by al+bm+cn=0,...

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  9. Prove that the lines, whose direction cosines are given by al+bm+cn=0,...

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  10. Using converse of Basic Proportionality theorem prove that the line jo...

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  11. Verify that <(l1+l2+l3)/sqrt3,(m1+m2+m3)/sqrt3,(n1+n2+n3)/sqrt3> can b...

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  12. Find the vector equation of the line passing through (1, 2, 3) and per...

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  13. The two lines x=ay+b, z=cy+d and x=a'y+b', z=c'y+d' are perpendicular ...

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  14. Prove that the line joining the points vec(6a)-vec(4b)+vec(4c) and -ve...

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  15. Find the vector equation of the line passing through (1, 2, 3) and par...

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  16. Find the vector equation of the line passing through the point (1,2,-4...

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  17. Find the co-ordinates of the points where the line through the points ...

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  18. Show that the equation of the plane passing through a point having pos...

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  19. Find the distance of the point (2,1,0) from the plane 2x+y+2z+5=0.

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  20. Find the distance of the point with position vector -hati-5hatj-10hatk...

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