JEE Main & Advanced Mathematics Conic Sections Question Bank Numerical Value Type Questions - Conic Sections

  • question_answer
    An infinite number of tangents can be drawn from \[(1,2)\] to the cade \[{{x}^{2}}+{{y}^{2}}-2x-4y+\lambda =0\] then \[\lambda =\]

    Answer:

    5


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