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A(1,0,4), B(0,-11,3), C(2,-3,1) are thre...

A(1,0,4), B(0,-11,3), C(2,-3,1) are three points and D is the foot of the perpandicular from A on BC. Find the coodinates of D.

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PRADEEP PUBLICATION-THREE DIMENSIONAL GEOMETRY-EXERCISE
  1. Show that, if the axes are rectangular, the equations of the line thro...

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  2. Find the coordinates of the foot of the perpendicular drawn from point...

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  3. A(1,0,4), B(0,-11,3), C(2,-3,1) are three points and D is the foot of ...

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  4. Find the equation of the line joining the points A(0,-1,3) and B(2,-3,...

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  5. Find the vector equation of the line joining the points A(1,-1,2) and ...

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  6. Find the image of the point (1,6,3) in the line : x/1=(y-1)/2=(z-2)/3.

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  7. A line makes angles alpha, beta, gamma, delta with the diagonals of a ...

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  8. If the edges of a rectangular parallelopiped are a, b and c, show that...

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  9. Find the general solution of the following (1+sinx)dy=ydx

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  10. Prove that the two lines whose direction cosines are connected by the ...

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  11. Find the general solution of the following (1+secx)dy=y^2dx

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  12. Find the shortest distance between two lines whose vector equations ar...

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  13. Find the shortest distance between each of the following pair of lines...

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  14. Find the shortest distance between each of the following pair of lines...

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  15. Find the general solution of the following (sinx+cosx)dy=y(cosx-sinx)d...

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  16. Find the shortest distance between each of the following pair of lines...

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  17. Find shortest distance between lines (x-1)/2=(y-2)/3=(z-3)/4 and (x-2)...

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  18. Determine whether or not the following paris of lines intersect: vecr=...

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  19. Determine whether or not the following paris of lines intersect: vecr=...

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  20. Determine whether or not the following paris of lines intersect: (x-1)...

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