Home
Class 12
MATHS
If a circle S with radius 5 touches the ...

If a circle S with radius 5 touches the circle `x^2+y^2-6x-4y-12=0` at (-1,-1) , then the length of the tangent from the centre of the circle S to the given circle is

A

`5sqrt(3)`

B

`sqrt(65)`

C

10

D

`3 sqrt(11)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ONLINE QUESTION PAPER

    TS EAMCET PREVIOUS YEAR PAPERS|Exercise Mathematics|80 Videos

  • QUESTION PAPER 2015

    TS EAMCET PREVIOUS YEAR PAPERS|Exercise MATHEMATICS|78 Videos

Similar Questions

Explore conceptually related problems

A circle S=0 with radius sqrt2 touches the line x+y-2=0 at (1,1). Then the length of the tangent drawn from the point (1,2) to S=0 is

If y+c=0 is a tangent to the circle x^(2)+y^(2)-6x-2y+1=0 at (a, 4), then

The length of the tangent from (0,0) to the circle 2x^(2)+2y^2+x-y+5=0 is

If the length of the tangent from (h,k) to the circle x^(2)+y^2=16 is twice the length of the tangent from the same point to the circle x^(2)+y^(2)+2x+2y=0 , then

TS EAMCET PREVIOUS YEAR PAPERS-ONLINE QUESTION PAPER 2018-MATHEMATICS
  1. Tangents are drawn to x^(2)+y^(2)=16 from the point P(0,h) These tan...

    Text Solution

    |

  2. If the angle between the tangents drawn to the circle x^2+y^2-12x-16y=...

    Text Solution

    |

  3. If a circle S with radius 5 touches the circle x^2+y^2-6x-4y-12=0 at (...

    Text Solution

    |

  4. If a circle S passing throught the point (3,4) cuts the circle x^(2)+y...

    Text Solution

    |

  5. The line x-2=0 cuts the circle x^(2)+y^(2)-8x-2y+8=0 at A and B . The ...

    Text Solution

    |

  6. If a perpendicular drawn through the vertex O of the parabola y^2=4ax ...

    Text Solution

    |

  7. Let alpha(1) and alpha(2) be the ordinates of two points A and B on a ...

    Text Solution

    |

  8. Equations of the latus recta of the ellipse 9x^(2)+4y^(2)-18x-8y-23=0 ...

    Text Solution

    |

  9. The equation of the tangent of the ellipse 4x^(2)+9y^(2)=36at the end ...

    Text Solution

    |

  10. If the product of the lengths of the perpendiculars from any point on ...

    Text Solution

    |

  11. A(3,2,-1),B(4,1,1,)C(6,2,5) and D(3,3,3) are four points G(1)G(2)G(3)"...

    Text Solution

    |

  12. If the directin cosines of two lines satisfy the equation l + m + n =0...

    Text Solution

    |

  13. A variable plane passes through a fixed point (alpha,beta,gamma) and m...

    Text Solution

    |

  14. underset(x rarr pi/2)"lim"(1+cos 2x)/(Cot 3x(3^(sin2x)-1))=

    Text Solution

    |

  15. lim(n rarr oo)n^(-nk) {(n+1)(n+1/2)(n+1/2)...(n+1/(2^(k-1)))}^n=

    Text Solution

    |

  16. If a and b(a gt b) are points of discontinuity of the function f(x)={:...

    Text Solution

    |

  17. For -1 lt x lt 1, if f(x)= cos^(2)(tan^(-1)sqrt((1-x)/(1+x))) then f'(...

    Text Solution

    |

  18. f: R rarr R is a function such that f(0)=1 and for all x,y in R f(xy+1...

    Text Solution

    |

  19. y= sin(log(x^2+2x+1)) rArr(x+1)^2(d^2y)/(dx^2)+(x+1)dy/dx=

    Text Solution

    |

  20. The angle between the curves y^2=4x and x^2=4y is

    Text Solution

    |