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JEE Main & Advanced Mathematics Circle and System of Circles Question Bank Equations of circle, Geometrical problems regarding circle

  • question_answer
    The equation \[{{x}^{2}}+{{y}^{2}}=0\] denotes [MP PET 1984]

    A)            A point                                     

    B)            A circle

    C)            x-axis                                        

    D)            y-axis

    Correct Answer: A

    Solution :

               As radius of circle is zero and centre is origin.


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