Home
Class 12
MATHS
Find the value of ' p ' for which the ve...

Find the value of `' p '` for which the vectors `3 hat i+2 hat j+9 hat k\ a n d\ hat i-2p hat j+3 hat k` are parallel.

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • ALGEBRA OF MATRICES

    RD SHARMA ENGLISH|Exercise All Questions|410 Videos

  • APPLICATION OF INTEGRALS

    RD SHARMA ENGLISH|Exercise All Questions|163 Videos

Similar Questions

Explore conceptually related problems

Find the value of p for which the vectors vec a=3 hat i+2 hat j+9 hat k and vec b= hat i+p hat j+3 hat k are (i) perpendicular (ii) parallel

Write the value of p for which vec a=3 hat i+2 hat j+9 hat k\ a n d\ vec b= hat i+p hat j+3 hat k are parallel vectors.

If the vectors 3 hat i-2 hat j-4 hat k\ a n d\ 18 hat i-12 hat j-m hat k are parallel find the value of mdot

If the vectors 3 hat i+m hat j+ hat k\ a n d\ 2 hat i- hat j-8 hat k are orthogonal, find mdot

Find the value of lambdadot If the vectors 2 hat i+lambda hat j+3 hat k\ a n d\ 3 hat i+2 hat j-4 hat k are perpendicular to each other.

Find the cosine of the angle between the vectors 4 hat i-3 hat j+3 hat k\ a n d\ 2 hat i- hat j- hat kdot

Find the area of the parallelogram determined by the vectors: 2 hat i+ hat j+3 hat k\ a n d\ hat i- hat j

Find the angle between the vectors hat i-2 hat j+3 hat k and 3 hat i-2 hat j+ hat kdot

Find the area of the parallelogram determined by the vectors: 3 hat i+ hat j-2 hat k\ a n d\ hat i-3 hat j+4 hat k

For what value of a the vectors 2 hat i-3 hat j+4 hat k\ a n d\ a hat i+6 hat j-8 hat k are collinear?

RD SHARMA ENGLISH-ALGEBRA OF VECTORS-All Questions
  1. If vec a=x hat i+2 hat j-z hat k\ and vec b=3 hat i-y hat j+ hat k a...

    Text Solution

    |

  2. Write a unit vector in the direction of the sum of the vectors vec a=...

    Text Solution

    |

  3. Find the value of ' p ' for which the vectors 3 hat i+2 hat j+9 hat k\...

    Text Solution

    |

  4. Find a vector vec a of magnitude 5sqrt(2) making an angle of pi/4 wit...

    Text Solution

    |

  5. Write a unit vector in the direction of vec P Q ,\ w h e r e\ P\ a n ...

    Text Solution

    |

  6. Find a vector in the direction of vector 2 hat i-3 hat j+6 hat k which...

    Text Solution

    |

  7. It | vec a|=4\ and-3lt=lambdalt=2, then write the range fo lambda |vec...

    Text Solution

    |

  8. In a triangle OAC, if B is the mid point of side AC and vec O A= vec ...

    Text Solution

    |

  9. If in a "Delta"A B C ,\ A=(0,0),\ B=(3,3sqrt(3)), C-=(-3sqrt(3),3) the...

    Text Solution

    |

  10. If vec a ,\ vec b are the vectors forming consecutive sides of a reg...

    Text Solution

    |

  11. Evaluate int\tan^2x\dx

    Text Solution

    |

  12. If points A(60 hat i+3 hat j),\ B(40 hat i-8 hat j)a n d\ C(a hat i-52...

    Text Solution

    |

  13. If G is the intersection of diagonals of a parallelogram A B C D and O...

    Text Solution

    |

  14. The vector cosalpha\ cosbeta hat i+cosalpha\ sinbeta hat j+sinalpha ha...

    Text Solution

    |

  15. In a regular hexagon A B C D E F ,\ A vec B=a ,\ B vec C= vec b\ a n d...

    Text Solution

    |

  16. The vector equation of the plane passing through vec a ,\ vec b , ve...

    Text Solution

    |

  17. If O\ a n d\ O^(prime) are circumcentre and orthocentre of \ A B C ,\ ...

    Text Solution

    |

  18. If vec a ,\ vec b ,\ vec c and vec d are the position vectors of p...

    Text Solution

    |

  19. Let G be the centroid of triangle\ A B Cdot If vec A B= vec a ,\ ve...

    Text Solution

    |

  20. If A B C D E F is a regular hexagon, them vec A D+ vec E B+ vec F C e...

    Text Solution

    |