Home
Class 12
MATHS
In the parabola y^(2)-2y+8x-23=0 the len...

In the parabola `y^(2)-2y+8x-23=0` the length of double ordinate at a distance of 3 from its vertex is

A

`4sqrt(6)`

B

`2sqrt(6)`

C

`sqrt(6)`

D

none

Text Solution

Verified by Experts

The correct Answer is:
A
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

Similar Questions

Explore conceptually related problems

In the parabola y^(2) -2y +8x -23 =0 the length of double ordinate at a distance of 4 units from its vertex is

Length of the double ordinateof the parabola y^(2) = 4x , at a distance of 16 units from its vertex is

The focus of the parabola y^(2)-4y-8x-4=0 is

The focus of the parabola x^(2)-2x-8y-23=0 is

If the double ordinate of the parabola y^(2)=8x is of length 16 then the angle subtended by it at the vertex of the parabola is

The vertex of the parabola y^(2)+4x-2y+3=0 is

A chord is drawn through the focus of the parabola y^(2) =6x such that its distance from the vertex of this parabola is (sqrt5)/(2) , then its slope can be

If an equilateral Delta is inscribed in a parabola y^(2) = 12x with one of the vertex is at the vertex of the parabola then its height is

The angle subtended by the double ordinate of length 8a of the parabola y^(2)=4ax at its vertex is

DIPTI PUBLICATION ( AP EAMET)-PARABOLA-EXERCISE 1 A
  1. If the vertex of the parabola y = x^(2)-8x+c lies on x-axis then the v...

    Text Solution

    |

  2. If the ordinate of a point on the parabola y^(2)=4x is twic the latus ...

    Text Solution

    |

  3. In the parabola y^(2)-2y+8x-23=0 the length of double ordinate at a di...

    Text Solution

    |

  4. For a parabola the distance between the focus and the directrix is equ...

    Text Solution

    |

  5. If (9,12) is one end of a double ordinate of the parabola y^(2)=16x th...

    Text Solution

    |

  6. The focal distance of a point on the parabola y^(2)=8x whose focal dis...

    Text Solution

    |

  7. The coordinates of the parabola y^(2)=2x whose focal distance is 5/2 a...

    Text Solution

    |

  8. The point on the parabola y^(2)=36x whose ordinate is three times its ...

    Text Solution

    |

  9. An equilateral is inscribed in the parabola y^(2)=8x with one of its v...

    Text Solution

    |

  10. If Q is the foot of the perpendicular from a point p on the parabola y...

    Text Solution

    |

  11. L and L are the ends of the latus rectum of the parabola x^(2)=6y. The...

    Text Solution

    |

  12. The coordinates of an endpoint of the latusrectum of the parabola y^(2...

    Text Solution

    |

  13. The angle subtended by the double ordinate of length 8a of the parabol...

    Text Solution

    |

  14. If 2x+y+a=0 is a focal chord of the parabola y^(2)+8x=0 then a =

    Text Solution

    |

  15. PQ is a double ordinate of the parabola y^(2)+4x . The locus of its po...

    Text Solution

    |

  16. The ratio in which the line segment joining the points (4,-6) and (3,1...

    Text Solution

    |

  17. The number of point of intersection of the circle x^(2)+y^(2)=2ax with...

    Text Solution

    |

  18. If a ne0 and the line 2bx+3cy+4d =0 passes through the points of inter...

    Text Solution

    |

  19. Which of the following equations represents a parabola

    Text Solution

    |

  20. The equation of the tangent to the parabola y^(2)=12x at (3,-6) is

    Text Solution

    |