Home
Class 12
MATHS
Circle with centre (-1,2) and passing th...

Circle with centre (-1,2) and passing through origin is

A

`x^(2)+y^(2)+2x+4y=0`

B

`x^(2)+y^(2)-2x+4y=0`

C

`x^(2)+y^(2)-2x-4y=0`

D

`x^(2)+y^(2)+2x-4y=0`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • CIRCLES

    AAKASH SERIES|Exercise EXERCISE II|169 Videos

  • CIRCLE

    AAKASH SERIES|Exercise EXERCISE -1.4|38 Videos

  • COMPLEX NUMBERS

    AAKASH SERIES|Exercise PRACTICE EXERCISE|93 Videos

Similar Questions

Explore conceptually related problems

Equation of circle with centre (-1,2) and passing through the centroid of triangle formed by (3,1),(2,-1) and (1,3) is

Find the equation of the circle with centre (2,3) and passing through the point (2,-1).

Find the equation of a circle with centre (2,2) and passes through the point (4,5) .

Circle will centre origin and passing through (-1,2) is

The differential equation corresponding to the family of circles having centres on X-axis and passing through the origin is

Let C be the circle with centr at (1,1) and radius =1. If T is the circle centred at (0,y), passing through origin and touching the circle C externally, then the radius of T is equal to

Show that the equation of the circle with centre at origin and passing through the vertices of an equilateral triangle whose median is of length 3a is x^(2)+y^(2)=4a^(2) .

Find the equation of the circle whose centre is (-1, 2) and which passes through (5, 6).

The radius of the circle whose centre is (3 , 2) and passes through (-5 , 6) is .......units.

AAKASH SERIES-CIRCLES-PRACTICE EXERCISE
  1. The circle with centre (1,1) and radius 1 is

    Text Solution

    |

  2. For a circle two diameter are x+y=3, x-y=1 then centre is

    Text Solution

    |

  3. Circle with centre (-1,2) and passing through origin is

    Text Solution

    |

  4. The equation of the circle concentric with x^(2)+y^(2)-6x+4y-3=0 and h...

    Text Solution

    |

  5. The equation of the circle concentric with x^(2)+y^(2)-2x+8y-23=0 and ...

    Text Solution

    |

  6. For the circle x^(2)+y^(2)-4x+2y+c=0 radius is 4 then c=

    Text Solution

    |

  7. If A(1),A(2),A(3) be the areas of circles x^(2)+y^(2)+4x+6y-19=0, x^(2...

    Text Solution

    |

  8. The equation of the circle with centre (2,3) and distance between (0,0...

    Text Solution

    |

  9. The equation of the circle with radius 4 and centres as the midpoint o...

    Text Solution

    |

  10. The circle with centre (1,-3) and radius being the distance between th...

    Text Solution

    |

  11. If the area of the circle x^(2)+y^(2)+4x+2y+k=0 is 5pi square cms then...

    Text Solution

    |

  12. If (2,3) is an extremity of a diameter of the circle x^(2)+y^(2)-5x-8y...

    Text Solution

    |

  13. The line x/a+y/b=1 meets the axis of and y at A and B respectively and...

    Text Solution

    |

  14. Equation of circle with centre (-1,2) and passing through the centroid...

    Text Solution

    |

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

    Text Solution

    |

  16. Equation of the circle with radius 10 and whose two diameters are x+y=...

    Text Solution

    |

  17. If a circle is inscribed in a square of side 10, so that the circle t...

    Text Solution

    |

  18. Show that the equation of the circle which pass through the points (1,...

    Text Solution

    |

  19. If the abscissae of points A, B are the roots of the equation x^(2) + ...

    Text Solution

    |

  20. The abscissae of two points A and B are the roots of the equation x^(2...

    Text Solution

    |