Home
Class 12
MATHS
The radius of the circle x^(2)+y^(2)+6x+...

The radius of the circle `x^(2)+y^(2)+6x+8y-96=0" is "`

A

11

B

`sqrt19/2`

C

`4/sqrt3`

D

20

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • CIRCLE

    DIPTI PUBLICATION ( AP EAMET)|Exercise Exercise 1B(Circle-Line)|142 Videos

  • CIRCLE

    DIPTI PUBLICATION ( AP EAMET)|Exercise Exercise 1C(Pole, Polar)|107 Videos

  • CIRCLE

    DIPTI PUBLICATION ( AP EAMET)|Exercise Set 4|4 Videos

  • BINOMIAL THEOREM

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

  • COMPLEX NUMBERS

    DIPTI PUBLICATION ( AP EAMET)|Exercise EXERCISE 2 (SPECIAL TYPE QUESTIONS) (SET - 4)|5 Videos

Similar Questions

Explore conceptually related problems

The length of the diameter of the circle x^(2)+y^(2)-6x-8y=0" is "

Find the centre and radius of the circle x^2 + y^2 + 6x + 8y-96 = 0 .

Find the centre and the radius of the circle x^(2)+y^(2)+8x+10y-8=0 .

Find the centre and radius of the circle 3x^(2)+ 3y^(2) - 6x + 4y - 4 = 0

Find the equation of the polar of (2, 3) with respect to the circle x^(2) +y^(2) + 6x + 8y -96 = 0

Find the equation of polar of the point (i) (3,-1) with resect to the cirlce 2x^(2)+2y^(2)=11 (ii) (2,3) with respect to the circle x^(2)+y^(2)+6x+8y-96=0 (iii) (4,3) with respect to the circle x^(2)+y^(2)-8x-6y-9=0 (iv) (1,2) with respect to the cirlce x^(2)+y^(2)=7 (v) (1,-2) with respect to the circle x^(2)+y^(2)-10x-10y+25=0

The equation of the circle which passes the origin and cuts orthogonally each of the circles x^(2) + y^(2) - 6x + 8 = 0 " and " x^(2) + y^(2) - 2x - 2y = 7 is

DIPTI PUBLICATION ( AP EAMET)-CIRCLE-Exercise 1A(Circle)
  1. The centre of the circle x^(2)+y^(2)-4x-2y-4=0 is

    Text Solution

    |

  2. The centre of the circle (1+m^(2)) (x^(2)+y^(2))-2cx-2cmy =0" is "

    Text Solution

    |

  3. The radius of the circle x^(2)+y^(2)+6x+8y-96=0" is "

    Text Solution

    |

  4. The radius of the circle (1+m^(2))(x^(2)+y^(2))-2cx-2cmy=0" is "

    Text Solution

    |

  5. The length of the diameter of the circle x^(2)+y^(2)-6x-8y=0" is "

    Text Solution

    |

  6. The equation of the circle passing through (-7, 1) and having centre a...

    Text Solution

    |

  7. The diameters of a circle pre along 2x+y-7=0 and x+3y- 11=0. Then, the...

    Text Solution

    |

  8. If the lines 2x -3y=5 and 3x-4y=7 are two diameters of a circle of rad...

    Text Solution

    |

  9. The length of the diameter of the circle which touches the x-axis at t...

    Text Solution

    |

  10. If 2x^(2)+by^(2)+4x-6y-1=0 represents a circle, then b=

    Text Solution

    |

  11. If x^(2)+y^(2)-4x+6y+c=0 represents a circle of radius 5 then c=

    Text Solution

    |

  12. If x^(2)+y^(2)+2gx+2fy+9=0 represents a circle with centre (1,-3) then...

    Text Solution

    |

  13. The point (-1,0) lies on the circle x^2+y^2-4x+ 8y + k=0. The radius o...

    Text Solution

    |

  14. The centroid of an equilateral triangle is (0, 0) and the length of th...

    Text Solution

    |

  15. Origin is the centre of a circle passing through the vertices of an eq...

    Text Solution

    |

  16. The circumcircle of a triangle is given by x^(2)+y^(2)-4x+6y-3=0. The ...

    Text Solution

    |

  17. The centres of the three circles x^(2)+y^(2)-10x+9=0, x^(2)+y^(2)-6x+2...

    Text Solution

    |

  18. For the circle x^(2)+y^(2)-4x-2y-36=0, the point (3, 5)

    Text Solution

    |

  19. For the circle 2x^(2)+2y^(2)-5x-4y-3=0 the point (3, 5)

    Text Solution

    |

  20. The power of the point (1, 2) w.r.t the circle x^2 + y^2-4x-6y - 12 =0...

    Text Solution

    |