Home
Class 12
MATHS
Let 3hati+hatj-hatk be the position vect...

Let `3hati+hatj-hatk` be the position vector of a point B. Let A be a point on the line which is passing through B and parallel to the vector `2hati-hatj+2hatk`. If `|BA|=18`, then the position vector of A is

A

`-9hati+7hatj-13hatk`

B

`-9hati+3hatj+12hatk`

C

`9hati-3hatj+2hatk`

D

`3hati-hatj+7hatk`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • TS EAMCET 2017

    TS EAMCET PREVIOUS YEAR PAPERS|Exercise MATHEMATICS|80 Videos
  • TS EAMCET 2018 (7 MAY SHIFT 1)

    TS EAMCET PREVIOUS YEAR PAPERS|Exercise MATHEMATICS|80 Videos
TS EAMCET PREVIOUS YEAR PAPERS-TS EAMCET 2018 (4 MAY SHIFT 1)-Mathematics
  1. In a DeltaABC, if A = 2B and the sides opposite to the angles A, B, C ...

    Text Solution

    |

  2. In DeltaABC, right angled at A, the circumradius, inradius and radius ...

    Text Solution

    |

  3. Let 3hati+hatj-hatk be the position vector of a point B. Let A be a po...

    Text Solution

    |

  4. The vector that is parallel to the vector 2hati-2hatj-4hatk and coplan...

    Text Solution

    |

  5. A line L is passing through the point A whose position vector is hati+...

    Text Solution

    |

  6. If the position vectors of three points A, B, C respectively are hati+...

    Text Solution

    |

  7. The volume of a tetrahedron whose vertices are 4hati+5hatj+hatk,-hatj+...

    Text Solution

    |

  8. If the vectors b, c, d are not coplanar, then the vector (axx b)xx(c x...

    Text Solution

    |

  9. x(1),x(2),….,x(n) are n observations with mean vec(x) and standard dev...

    Text Solution

    |

  10. The variance of 50 observations is 7. If each observation is multiplie...

    Text Solution

    |

  11. Two dice are thrown and two coins are tossed simultaneously. The proba...

    Text Solution

    |

  12. 5 persons entered a lift cabin on the ground floor of a 7 floor house....

    Text Solution

    |

  13. A company produces 10000 items per day. On a particular day 2500 items...

    Text Solution

    |

  14. A randdom variable X takes the values 1, 2, 3 and 4 such that 2P(X=1)=...

    Text Solution

    |

  15. An executive in a company makes on an average 5 telephone calls per ho...

    Text Solution

    |

  16. A quadrilateral ABCD is divided by the diagonal AC into two triangles ...

    Text Solution

    |

  17. By rotating the coordinate axes in the positive direction about the or...

    Text Solution

    |

  18. Let a ne0,bne0, c be three real numbers and L(p,q)=(ap+bq+c)/(sqrt(a^(...

    Text Solution

    |

  19. The incentre of the triangle formed by the straight line having 3 as X...

    Text Solution

    |

  20. The equation of the straight line in the normal form which is parallel...

    Text Solution

    |