Home
Class 12
MATHS
The number of common tangents to the cir...

The number of common tangents to the circles
`x^(2)+y^(2)+2x+8y-23=0` and
`x^(2)+y^(2)-4x-10y+9=0` are

A

1

B

3

C

2

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • THE CIRCLE

    BITSAT GUIDE|Exercise BITSAT ARCHIVES |18 Videos
  • STATISTICS

    BITSAT GUIDE|Exercise BITSAT ARCHIVES |4 Videos
  • THREE DIMENSIONAL GEOMETRY

    BITSAT GUIDE|Exercise BITSAT ARCHIVES |11 Videos

Similar Questions

Explore conceptually related problems

Find the number of common tangent to the circles x^(2)+y^(2)+2x+8y-23=0 and x^(2)+y^(2)-4x-10y+9=0

The number of common tangents to the circes x^(2)+y^(2)+2x+8y-25=0 and x^(2)+y^(2)-4x-10y+19=0 are

The number of common tangent(s) to the circles x^(2)+y^(2)+2x+8y-23=0 and x^(2)+y^(2)-4x-10y-19=0 is 1(b)2(c)3

The number of common tangents to the circles x^(2)+y^(2)-x=0 and x^(2)+y^(2)+x=0 are

The number of common tangents to the circles x^(2) + y^(2) = 4 and x^(2)+y^(2)-6x-8y=24 is

The number of common tangents of the circles x^(2) +y^(2) =16 and x^(2) +y^(2) -2y = 0 is :

The number of common tangents to the circles x^(2)+y^(2)-4x-6y-12=0 and x^(2)+y^(2)+6x+18y+26=0 , is

The number of common tangents to the circles x^(2)+y^(2)-y=0and x^(2)+y^(2)+y=0 is

The number of common tangents of the circles x^(2)+y^(2)+4x+1=0 and x^(2)+y^(2)-2y-7=0 , is

BITSAT GUIDE-THE CIRCLE -BITSAT ARCHIVES
  1. If the equation of circle which passes through the origin and cuts off...

    Text Solution

    |

  2. Find the equation of the circle circumscribing the triangle formed by ...

    Text Solution

    |

  3. The length of tangent from (5,1) to the circle x^(2)+y^(2)+6x-4y-3=0 ...

    Text Solution

    |

  4. Find the angle between the two tangents from the origin to the circle ...

    Text Solution

    |

  5. If a circle passes through (0,0) and (a,0) and (0,b), then the coordin...

    Text Solution

    |

  6. If the sum of the distance of a point P from two perpendicular lines i...

    Text Solution

    |

  7. If the lines 2x-3y=5and3x-4y=7 are two diameters of a circle of radius...

    Text Solution

    |

  8. Find the radius of the circle with the polar equation r^2-8r(sqrt3cost...

    Text Solution

    |

  9. The centre of circle whose normals are x^(2)-2xy-3x+6y=0 is

    Text Solution

    |

  10. The centres of a set of circles, each of radius 3, lie on the circle x...

    Text Solution

    |

  11. If the two circles x^(2)+y^(2)-2x+22y+5=0andx^(2)+y^(2)+14x+6y+k=0 int...

    Text Solution

    |

  12. The radius of the ciclle x^(2)+y^(2)+4x+6y+13=0 is

    Text Solution

    |

  13. The centre of the circles x=2+3costheta,y=3sintheta-1 is

    Text Solution

    |

  14. The equation to the circle with centre (2,1) and touching the line 3x ...

    Text Solution

    |

  15. The condition for a line y = 2x + c to touch the circle x^(2) + y^(2) ...

    Text Solution

    |

  16. Let P(x(1),y(1))andQ(x(2),y(2)) be two points such that their abscissa...

    Text Solution

    |

  17. The number of common tangents to the circles x^(2)+y^(2)+2x+8y-23=0...

    Text Solution

    |

  18. If x/alpha+y/beta=1 touches the circle x^2+y^2=a^2 then point (1/alpha...

    Text Solution

    |