Home
Class 12
MATHS
bara.[barb+barc)xx(bara+barb+barc)] is e...

`bara.[barb+barc)xx(bara+barb+barc)]` is equal to

A

`[bara" "barb" "barc]`

B

`2[bara" "barb" "barc]`

C

`3[bara" "barb" "barc]`

D

0

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • VECTORS

    TARGET PUBLICATION|Exercise Evaluation Test|18 Videos

  • VECTORS

    TARGET PUBLICATION|Exercise Critical Thinking|35 Videos

  • TRIGONOMETRIC FUNCTIONS

    TARGET PUBLICATION|Exercise Evaluation Test|34 Videos

Similar Questions

Explore conceptually related problems

For any three vectors bara,barb and barc,(bara-barb)[(barb+barc)xx(barc+bara)] is equal to:

If hatd is a unit vectors such that hatd=lamdabarb times barc+mubarc times bara+vbara times barb then |(hatd.bara)(barb times barc)+(bard.barb) (barc times bara)+(bard.barc) (bara times barc)| is equal to

(bara+barb).(barb+barc)xx(bara+barb+barc)=

The volume of parallelopiped with vector bara+2barb-barc,bara-barb and bara-barb-barc is equal to k[bar(a)bar(b)bar(c)] then k=

Let bara,barb and barc three vectors, Then scalar triple product [bara barb barc] is equal to

IF bara,barb,barc are three vectors such that each is inclined at an angle pi/3 with the other two and |bara|=1,|barb|=2,|barc|=3 then the scalar product of the vectors 2bara+3barb-5barc and 4bara-6barb+10barc is equal to

[[bara-barb, barb-bara, barc-bara]]=

If bara,barb,barc are three non-coplanar vectors and barp,barq,barr are defined by the relations barp=(barbxxbarc)/(bara barb barc),barq=(barcxxbara)/(bara barb barc),barr=(baraxxbarb)/(bara barb barc) then (bara+barb).barp+(barb+barc).barq+(barc+bara).barr=

The value of (bara-barb).[(barb-barc)xx(barc-bara)] is

TARGET PUBLICATION-VECTORS-Competitive Thinking
  1. If bara,barb,barc are non-coplaner vectors, then (bara.barbxxbarc)/(...

    Text Solution

    |

  2. If bara,barb and barc are non-coplanar, then the value of bara.{(barbx...

    Text Solution

    |

  3. bara.[barb+barc)xx(bara+barb+barc)] is equal to

    Text Solution

    |

  4. (bara+barb).(barb+barc)xx(bara+barb+barc)=

    Text Solution

    |

  5. If bara=(1)/(sqrt10)(3overset(^)i+overset(^)k),barb=1/7(2overset(^)i+3...

    Text Solution

    |

  6. If barp=(barbxxbarc)/(bara" "barb" "barc),barq=(barcxxbara)/(bara" "ba...

    Text Solution

    |

  7. If vecu, vecv, vecw are three non-coplanar vectors, the (vecu+vecv-vec...

    Text Solution

    |

  8. If bara,barb,barc are three non-coplanar vectors and barp,barq,barr ar...

    Text Solution

    |

  9. If a, b and c are non-coplanar vectors and d=lambdaa+mub+nuc, then lam...

    Text Solution

    |

  10. If vecu, vecv, vecw are non -coplanar vectors and p,q, are real numbe...

    Text Solution

    |

  11. If bara,barb,barc are non-coplanar vectors and lambda is a real number...

    Text Solution

    |

  12. If the vectors 2overset(^)i-3overset(^)j,overset(^)i+overset(^)j-overs...

    Text Solution

    |

  13. The volumes of the parallelopiped whose edges are represented by bara=...

    Text Solution

    |

  14. If the volume of the tetrahedron formed by the coterminus edges bara,b...

    Text Solution

    |

  15. The volume of a parallelopiped whose edges are represented by -12bar ...

    Text Solution

    |

  16. If the three co-terminous edges of a paralleloP1ped are represented by...

    Text Solution

    |

  17. If bara=2overset(^)i-3overset(^)j+5overset(^)k,barb=3overset(^)i-4over...

    Text Solution

    |

  18. The volume of a tetrahedron (in cubic units) whose vertices are 4overs...

    Text Solution

    |

  19. The vectors bar(AB)=3overset(^)i+5overset(^)j+4overset(^)k and bar(AC)...

    Text Solution

    |

  20. A(4,3,5),B(0,-2,2) and C(3,2,1) are three points. The coordinates of t...

    Text Solution

    |