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JEE Main & Advanced Mathematics Circle and System of Circles Question Bank Tangent and normal to a circle

  • question_answer
    A point inside the circle \[{{x}^{2}}+{{y}^{2}}+3x-3y+2=0\]is  [MP PET 1988]

    A)            (- 1, 3)                                      

    B)            (- 2, 1)

    C)            (2, 1)                                         

    D)            (- 3, 2)

    Correct Answer: B

    Solution :

               Point is inside, outside or on the circle as \[{{S}_{1}}\] is <, >, = 0. For point (- 2, 1), \[{{S}_{1}}<0\].


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