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The two adjacent sides of a parallelogra...

The two adjacent sides of a parallelogram are `2 hat i-4 hat j+5 hat k` and ` hat i-2 hat j-3 hat k` . Find the unit vector parallel to one of its diagonals. Also, find its area.

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The two adjacent sides of a parallelogram are 2 hat i-4 hat j-5 hat k and 2 hat i+2 hat j+3 hat kdot Find the two unit vectors parallel to its diagonals. Using the diagonal vectors, find the area of the parallelogram.

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The sides of a parallelogram are 2 hat i+4 hat j-5 hat k and hat i+2 hat j+3 hat k . The unit vector parallel to one of the diagonals is a. 1/7(3 hat i+6 hat j-2 hat k) b. 1/7(3 hat i-6 hat j-2 hat k) c. 1/(sqrt(69))( hat i+6 hat j+8 hat k) d. 1/(sqrt(69))(- hat i-2 hat j+8 hat k)

The adjacent sides of a parallelogram are represented by the vectors vec a= hat i+ hat j- hat k\ a n d\ vec b=-2 hat i+ hat j+2 hat kdot Find unit vectors parallel to the diagonals of the parallelogram.

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RD SHARMA ENGLISH-VECTOR OR CROSS PRODUCT -All Questions
  1. Using vectors, find the area of triangle with vertices A(2,3,5), B(3,5...

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  2. If vec a=2 hat i-3 hat j+ hat k ,\ vec b=- hat i+ hat k ,\ vec c=2 ...

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  3. The two adjacent sides of a parallelogram are 2 hat i-4 hat j+5 hat k ...

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  4. If either vec a= vec 0 and vec b= vec 0 then vec axx vec b= vec0...

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  5. If vec a=a1 hat i+a2 hat j+a3 hat k ,\ vec b=b1 hat i+b2 hat j+b3 ha...

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  6. Using vectors, find the area of the triangle with vertices A(1,1,2),\ ...

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  7. Find all vectors of magnitude 10sqrt(3) that are perpendicular to the ...

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  8. Define vector product of two vectors.

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  9. Write the value ( hat ixx hat j)dot hat k+ hat idot hat jdot

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  10. Write the value of hat i.( hat jxx hat k )+ hat j.( hat kxx hat i)+ h...

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  11. Write the value of hat i.( hat jxx hat k)+ hat j.( hat kxx hat i)+ ha...

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  12. Write the value of hat ixx( hat j+ hat k)+ hat jxx( hat k+ hat i)+ ha...

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  13. Write the expression for the area of the parallelogram having vec a\ ...

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  14. If vec a\ a n d\ vec b are unit vectors then write the value of | ve...

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  15. If vec a\ a n d\ vec b are two vectors of magnitudes 3 and (sqrt(2))...

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  16. If | vec a|=10 ,\ | vec b|=2\ a n d\ | vec axx vec b|=16 find vec ...

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  17. For any two vectors vec a\ a n d\ vec b , find veca.( vecbxx veca)d...

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  18. If vec a\ a n d\ vec b are two vectors such that | vec axx vec b|=3\...

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  19. For any three vectors a,b\ a n d\ c write the value of vec axx( vec b...

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  20. For any two vectors vec a\ a n d\ vec b , fin d\ ( vec axx vec b). v...

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