Home
Class 11
MATHS
baraxxbara^(1)+barbxxbarb^(1)+barcxxbarc...

`baraxxbara^(1)+barbxxbarb^(1)+barcxxbarc^(1)=`

A

`bar0`

B

`bara`

C

`barb`

D

`barc`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • MULTIPLE PRODUCT OF VECTORS

    AAKASH SERIES|Exercise EXERCISE -II|100 Videos

  • MULTIPLE & SUBMULTIPLE ANGLES

    AAKASH SERIES|Exercise PRACTICE EXERCISE|68 Videos

  • PAIR OF STRAIGHT LINES

    AAKASH SERIES|Exercise ADVANCED SUBJECTIVE TYPE QUESTIONS|15 Videos

Similar Questions

Explore conceptually related problems

(-1)xx(-1)xx(-1)xx(-1)=

(-1)xx(-1)xx(-1)xx(-1)xx(-1)=

If Tan^(-1)(1//(a-1))=Tan^(-1)(1//x)+Tan^(-1)[1//(a^(2)-x+1)] , then x =

"Tan"^(-1)1/3+"Tan"^(-1)1/5+"Tan"^(-1)1/7+"Tan"^(-1)1/8=

1/2gt0,1/3gt0 and (1/2)(1/3)lt1 impliestan^(-1)(1/2)+tan^(-1)(1/3) ="tan"^(-1)(1/2+1/3)/(1-1/2 1/3)=tan^(-1)(1)=(pi)/4

If ax^(2) + by^(2) = 1, a_(1) x^(2) + b_(1)y^(2) = 1 , then show that the condition for orthogonality of above curves is (1)/(a)-(1)/(b)=(1)/(a_(1))-(1)/(b_(1))

1/3gt0,3/4gt0impliestan^(-1)(1/3)-tan^(-1)(3/4) =tan^(-1)((1/3-3/4)/(1+1/3 . 3/4))=tan^(-1)((-5)/15)=tan^(-1)(1/3) =-tan^(-1)(1/3)

AAKASH SERIES-MULTIPLE PRODUCT OF VECTORS-PRACTICE EXERCISE
  1. bara.barb^(1)+barb.barc^(1)+barc.bara^(1)=

    Text Solution

    |

  2. Let bara ,barb,barc be non coplanar vectors and bara^(1)=(barbxxbarc)/...

    Text Solution

    |

  3. baraxxbara^(1)+barbxxbarb^(1)+barcxxbarc^(1)=

    Text Solution

    |

  4. The vector [(bari-barj)xx(barj-bark)]xx(bari+5bark) is

    Text Solution

    |

  5. Let bara,barb,barc be three vectors which satisfy baraxx(barbxxbarc)=(...

    Text Solution

    |

  6. If bara=bari+barj+bark,bara.barb=1,baraxxbarb=2bari+barj-3bark then 3b...

    Text Solution

    |

  7. Unit vector coplanar with bari+barj+2bark,bari+2barj+bark and perpendi...

    Text Solution

    |

  8. If bara,barc,bard are coplaner then the value of (bard+bara).[baraxx{b...

    Text Solution

    |

  9. Let bara, barb, barc be three vectors having magnitudes 1,1,2 respecti...

    Text Solution

    |

  10. If bara,barb,barc are non-coplanar unit vectors such that baraxx(barbx...

    Text Solution

    |

  11. Vector component of barb perpendicular to bara is

    Text Solution

    |

  12. The vector equation of the plane passing through the points (1, -2, 5)...

    Text Solution

    |

  13. Equation of the plane passing through the points with position vector...

    Text Solution

    |

  14. Vector equation of the plane passing through bara, barb and parallel t...

    Text Solution

    |

  15. The shortest distance between the straight line passing through the po...

    Text Solution

    |

  16. The distance between the plane whose equation is barr · (2bari + barj-...

    Text Solution

    |

  17. The vector equation of a straight line passing through bara and perpen...

    Text Solution

    |

  18. If bara,barb,barc are the position vectors of the vertices of a triang...

    Text Solution

    |

  19. Vector equation of the plane passing through the line barr =bara+ alph...

    Text Solution

    |

  20. The lines barr =bara+ tbarb, barr = barc + bart^(1)bard are coplanar i...

    Text Solution

    |