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Determine whether the following pair ...

Determine whether the following pair of lines intersect or not. (1) ` vec r= hat i-5 hat j+lambda(2 hat i+ hat k); vec r=2 hat i- hat j+mu( hat i+ hat j- hat k)` (2) ` vec r= hat i+ hat j- hat k+lambda(3 hat i- hat j); vec r=4 hat i- hat k+mu(2 hat i+3 hat k)`

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The line through hat i+3 hat j+2 hat k and _|_ to the line vec r=( hat i+2 hat j- hat k)+lambda(2 hat i+ hat j+ hat k)a n d vec r=(2 hat i+6 hat j+ hat k) +mu( hat i+2 hat j+3 hat k) is a. vec r=( hat i+2 hat j- hat k)+lambda(- hat i+5 hat j-3 hat k) b. vec r= hat i+3 hat j+2 hat k+lambda( hat i-5 hat j+3 hat k) c. vec r= hat i+3 hat j+2 hat k+lambda( hat i+5 hat j+3 hat k) d. vec r= hat i+3 hat j+2 hat k+lambda(- hat i-5 hat j-3 hat k)

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if vec a= 5 hat i -hat j -3 hat k and vec b=hat i+3 hat j - 5 hat k , Find vec a . vec b =?

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CENGAGE PUBLICATION-THREE DIMENSIONAL GEOMETRY-All Questions
  1. Find the shortest distance between lines vec r=( hat i+2 hat j+ hat...

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

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  3. Determine whether the following pair of lines intersect or not. (1...

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  4. Find the equation of plane which is at a distance 4/(sqrt(14)) from...

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  5. Find the unit vector perpendicular to the plane vec r.(2 hat i+ ha...

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  6. If the straight lines x=1+s ,y=-3-lambdas ,z=1+lambdasa n dx=t/2,y=1+t...

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  7. Find the equation of a line which passes through the point (1,1,1) ...

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  8. Find the vector equation of a line passing through 3 hat i-5 hat j+7...

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  9. Find the equation of the plane passing through the point (2,3,1) ha...

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  10. Find the equation of the plane through the points (2, 3, 1) and (4, -5...

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  11. Find the equation of the image of the plane x-2y+2z-3=0 in plane x+...

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  12. Find the equation of a plane which passes through the point (1, 2, 3) ...

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  13. Find the equation of a plane which is parallel to the plane x-2y+2z=5 ...

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  14. Find the image of the line (x-1)/2=(y+1)/(-1)=(z-3)/4 in the plane 3x-...

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  15. Find the equation of the plane which passes through the point (1,2,...

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  16. Find the angle between the lines vec r= dot( hat i+2 hat j- hat k)+la...

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  17. Find the equation of the plane passing through the line (x-1)/(5)=(y+2...

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  18. Find the equation of the plane perpendicular to the line (x-1)/2=(y...

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  19. Find the equation of the plane passing through the straight line (x...

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  20. Find the equation of the line drawn through the point (1, 0,2) to meet...

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