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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 circle \[{{x}^{2}}+{{y}^{2}}+4x-4y+4=0\] touches  [MP PET 1988]

    A)            x-axis                                        

    B)            y-axis

    C)            x-axis and y-axis                     

    D)            None of these

    Correct Answer: C

    Solution :

               Both axes, as centre is (?2, 2) and radius is 2. 


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