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The co-ordinates of the centre of the ci...

The co-ordinates of the centre of the circle `2x^(2) + 2y^(2) - 6x + 8y - 4 = 0 ` are ........... .

Text Solution

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The correct Answer is:
`((3)/(2) , 2)`
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Knowledge Check

  • Centre and radius of circle 2x^(2) + 2y^(2) - 6x + 4y - 3 = 0 are

    A
    `(-(2)/(3),1), (sqrt(19))/(2)`
    B
    `((2)/(3),-1), (sqrt(19))/(2)`
    C
    `((-3)/(2),-1), (sqrt(19))/(2)`
    D
    `((2)/(3),1), (sqrt(11))/(2)`

  • The co-ordinates of the foci of the ellipse 3x ^(2) + 4y ^(2) -12 x -8y +4=0, are

    A
    `(1,2), (3,4)`
    B
    `(1,4), (3,1)`
    C
    `(1,1) , (3,1)`
    D
    `(2,3), (5,4)`

  • The co-ordinates of ny point on the circle x^2+y^2=4 are

    A
    `(cosalpha,sinalpha)`
    B
    `(4cosalpha,4sinalpha)`
    C
    `(2cosalpha,2sinalpha)`
    D
    `(sinalpha,cosalpha)`

    • Similar Questions

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    Co-ordinates of centre and radius of the circle 2x^(2)+2y^(2)+8x+6y=0 are respectively

    The co-ordinates of foci of an ellipse 3x^(2) + 4y^(2) - 4x - 6y -13 = 0 is

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