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If ` vec a , vec ba n d vec c` are three non-zero vectors, no two of which ar collinear, ` vec a+2 vec b` is collinear with ` vec b+3 vec c` is collinear with ` vec a ,` then find the value of `| vec a+2 vec b+6 vec c|dot`

A

0

B

1

C

2

D

3

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A
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MOTION-VECTOR -EXERCISE - 1
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  2. The vectors 2 hati + 3 hatj , 5 hati + 6hatj and 8 hatj + lambda hatj ...

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  3. If vec a , vec ba n d vec c are three non-zero vectors, no two of whi...

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  4. If veca, vecb,vecc are non-coplanar vectors and lambda is a real numbe...

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  5. The set of values of 'm' for which the vectors vec(a) = mhati + (m + 1...

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  6. यदि |vec a| = 7, |vec a-vec b | = 8 तथा |vec a +vec b| = 10, तब |ve...

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  7. Angle between diagonals of a parallelogram whose side are represented ...

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  8. Let vec(a) , vec(b),vec(c) be vectors of length 3,4,5 respectively. Le...

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  9. The value of 'a' for which the points A, B,C with position vectors ...

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  10. A paticle acted on by constant forces 4hati=hatj-3hatk and 3hati+hatj-...

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  11. Let vec(a), vec(b) and vec(c) be three vectors such that vec(a) + vec...

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  12. If vec(a)= hati - hatj, bar(b) = hat(i) + hat(j), vec(c) = hat(i) + 3h...

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  13. Given the three vectors vec(a) = - 2hati + hat(j) + hat(k), vec(b) = ...

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  14. Let vec a , vec ba n d vec c be three units vectors such that 2 vec a...

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  15. Let vec a = hati+hatj and vec b = 2 hat i - hat k. The point of inters...

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  16. Vectors aa n db make an angle theta=(2pi)/3dot If | vec a|=1,| vec b|=...

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  17. Unit vector perpendicular to the plane of DeltaABC with position vecto...

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  18. If vec(b) and vec(c) are two non-collinear vectors such that vec(a)...

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  19. Find the vector of length 3 unit which is perpendicular to hat i+ ...

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  20. Given the vertices A(2,3,1), B(4,1,-2), C(6,3,7) and D(-5,-4,8) of a ...

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