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Express vec A B in terms of unit ve...

Express ` vec A B` in terms of unit vectors ` hat i` and ` hat j ,` when the points are: i)`A(4,-1),B(1,3)` ii)`A(-6,3),B(-2,-5)` Find `| vec A B|` in each case.

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RD SHARMA ENGLISH-ALGEBRA OF VECTORS-All Questions
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  2. Find a vector of magnitude 4 units which is parallel to the vector ...

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  3. Express vec A B in terms of unit vectors hat i and hat j , wh...

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  4. Find the coordinates of the tip of the position vector which is equ...

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  5. A B C D is parallelogram. If the coordinates of A , B , C are (-2,-...

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  6. If the position vectors of the points A(3,4),B(5,-6) and C(4,-1) are ...

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  7. If vec a be the position vector whose tip is (5,-3), find the c...

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  8. Show that the point 2 hat i ,- hat i-4 hat j and - hat i+4 hat j fr...

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  9. Find a unit vector parallel to the vector hat i+sqrt(3) hat j

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  10. Find the components along the coordinate axes of the position vector o...

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  11. Find the components along the coordinate axes of the position vector o...

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  12. Find the components along the coordinate axes of the position vector o...

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  13. Find the components along the coordinate axes of the position vector o...

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  14. Find the value of x ,\ y\ a n d\ z so that the vectors vec a=x ...

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  15. Find the sum of vectors vec a= hat i-2 hat j+ hat k ,\ vec b=-2 hat ...

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  16. Find the distance between the points A(2,3,1)a n d\ B(-1,\ 2,\ -3) , u...

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  17. Show that the points A ,\ B\ a n d\ C with position vectos vec a=3 ha...

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  18. Find the unit vector in the direction of vec a+ vec b ,\ if\ vec a=2...

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  19. Find the unit vector in the direction of vector vec P Q , where P a...

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  20. Find the magnitude of the vectors vec a=2 hat i+3 hat j-6 hat kdot

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