Home
Class 12
MATHS
The equation of the directrix to the pa...

The equation of the directrix to the parabola `x^2=-6y`is _____.

A

y+6=0

B

2y-3=0

C

y-6=0

D

2y+3=0

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • COMPLEX NUMBERS AND QUADRATIC EQUATIONS

    MBD PUBLICATION|Exercise QUESTION BANK|76 Videos

  • CONTINUITY AND DIFFERENTIABILITY

    MBD PUBLICATION|Exercise QUESTION TYPE|4 Videos

Similar Questions

Explore conceptually related problems

The equation of tangent to the parabola x^2=6y at vertex is ______.

The eccentricity of the parabola y^2=8x is _____.

The eccentricity of the parabola 4x^2-3y^2=1 is _____.

Reducing to standard form obtain the co-ordiante of the vertes focus , end points of the latus rectum the length of latus retum the equation of axis and directrix of the following parabolas: x^2+x+y+1=0

Reducing to standard form obtain the co-ordiante of the vertes focus , end points of the latus rectum the length of latus retum the equation of axis and directrix of the following parabolas: y^2-4x+4y-1=0

Reducing to standard form obtain the co-ordiante of the vertes focus , end points of the latus rectum the length of latus retum the equation of axis and directrix of the following parabolas: y^2+14y-3x+1=0

Reducing to standard form obtain the co-ordiante of the vertes focus , end points of the latus rectum the length of latus retum the equation of axis and directrix of the following parabolas: 2x^2-4y+6x-3=0

Find the equation of tangent and normal to the hyperbola x^2-6y^2=3 at the point (-3, -1).

The latus rectum of the parabola (y-2)^2=8(x+3) is _____.

The latus rectum of the parabola y^2=-8x is 2.

MBD PUBLICATION-CONIC SECTIONS-QUESTION BANK
  1. Determine a circle which cuts orthogonally each of the circles. S1 : x...

    Text Solution

    |

  2. Prove that on pair of concentric circles can have a radical axis.

    Text Solution

    |

  3. The equation of the directrix to the parabola x^2=-6yis .

    Text Solution

    |

  4. The eccentricity of the parabola y^2=8xis .

    Text Solution

    |

  5. The line y+x=k is tangent to the parabola y^2+12x=0 if k=.

    Text Solution

    |

  6. The latus rectum of the parabola (y-2)^2=8(x+3) is .

    Text Solution

    |

  7. The equation of tangent to the parabola x^2=6y at vertex is .

    Text Solution

    |

  8. The equation of axis of the ellipse x^2/16+y^2/9=1 is .

    Text Solution

    |

  9. The equation of the major axis of ellipse (x+1)^2/16+(y-2)^2/9=1 is .

    Text Solution

    |

  10. The distance between the focii of the ellipse 3x^2+4y^2=1 is .

    Text Solution

    |

  11. The ecentricity of the ellipse x^2/16+y^2/25=1 is .

    Text Solution

    |

  12. The line y=2x+k is a tangent to the ellipse 5x^2+y^2=5 if k =.

    Text Solution

    |

  13. The length of the latus rectum of the ellipse (x-2)^2/4+(y+3)^2/25=1 i...

    Text Solution

    |

  14. The equation of the conjugate axis of the hyperbola x^2/9-(y+2)^2/16=1...

    Text Solution

    |

  15. The hyperbola y^2/16-x^2/12=1 intersects x-axis at .

    Text Solution

    |

  16. The eccentricity of the parabola 4x^2-3y^2=1 is .

    Text Solution

    |

  17. The latus rectum of the hyperbola x^2/9-y^2/16=1 is .

    Text Solution

    |

  18. The line y=3x-k is a tangent to the hyperbola 6x^2-9y^2=1 if k=.

    Text Solution

    |

  19. The equation y=x^2+2x+3 represent a parabola with its axis parallel to...

    Text Solution

    |

  20. The latus rectum of the parabola y^2=-8x is 2.

    Text Solution

    |