Home
Class 12
MATHS
If the distances of two points P and Q o...

If the distances of two points P and Q on the parabola `y^(2) = 4ax` from the focus of a parabola are 4 and 9 respectively then the distance of the point of intersection of tangents at P and Q from the focus is

A

ST

B

2ST

C

`ST^(2)`

D

`2ST^(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • PARABOLA

    DIPTI PUBLICATION ( AP EAMET)|Exercise EXERCISE 1B|50 Videos

  • PARABOLA

    DIPTI PUBLICATION ( AP EAMET)|Exercise EXERCISE 2 (SPECIAL TYPE QUESTIONS ) SET-1|4 Videos

  • PARABOLA

    DIPTI PUBLICATION ( AP EAMET)|Exercise EXERCISE 2 (SPECIAL TYPE QUESTIONS ) SET-4|4 Videos

  • MEASURES OF DISPERSION

    DIPTI PUBLICATION ( AP EAMET)|Exercise EXERCISE-2 ( SET -4)|2 Videos

  • PARTIAL FRACTIONS

    DIPTI PUBLICATION ( AP EAMET)|Exercise EXERCISE 2 SET - 4|2 Videos
DIPTI PUBLICATION ( AP EAMET)-PARABOLA-EXERCISE 1 A
  1. Prove that the orthocentre of the triangle formed by any three tangent...

    Text Solution

    |

  2. The feet of the perpendiculars drawn from the focus of a parabola to t...

    Text Solution

    |

  3. If the distances of two points P and Q on the parabola y^(2) = 4ax fro...

    Text Solution

    |

  4. If the distances of two points P and Q on the parabola y^(2) = 4ax fro...

    Text Solution

    |

  5. If the distances of two points P and Q on the parabola y^(2) = 4ax fro...

    Text Solution

    |

  6. PSQ is a focal chord of a parabola whose focus is S and vertex A . PA ...

    Text Solution

    |

  7. If L,M,N are the three points on the parabola y^(2) = 4ax whose ordin...

    Text Solution

    |

  8. The equation of the normal to the parabola y^(2)=8x at the point t is

    Text Solution

    |

  9. The slope of the normal at (at^(2),2at) of the parabola y^(2)=4ax is

    Text Solution

    |

  10. If the normal at t(1) on the parabola y^(2)=4ax meet it again at t(2)...

    Text Solution

    |

  11. If the normal at t(1) on the parabola y^(2)=4ax meet it again at t(2)...

    Text Solution

    |

  12. If the normal at (1,2) on the parabola y^(2)=4x meets the parabola aga...

    Text Solution

    |

  13. If the normal to the parabola y^(2)=4x at P(1,2) meets the parabola a...

    Text Solution

    |

  14. If the normals at the point t(1) and t(2) on y^(2)=4ax intersect at t...

    Text Solution

    |

  15. The number of normals drawn to the parabola y^(2)=4x from the point (...

    Text Solution

    |

  16. The number of normals that can be drawn through (-1,4) to the parabola...

    Text Solution

    |

  17. From a point (C, 0) three normals are drawn to the parabola y^(2) = x....

    Text Solution

    |

  18. If the tangents and normals at the extremities of a focal chord of a p...

    Text Solution

    |

  19. The normals at three points P,Q,R of the parabola y^(2)=4ax meet in (...

    Text Solution

    |

  20. The ordinate of the centroid of the triangle formed by conormal points...

    Text Solution

    |