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     EduGorilla 
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    The square of the length of the tangent drawn from the point (α, β) to the circle ax2 + ay2 = r2 is

    Options :-

    1. a2 + a2 – 2
    2. 2 + 2 – r2/a
    3. 2 + 2 + r2/a
    4. 2 + 2 – r2
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