Equation of the tangent at a given point of a circle

1. A.
   $x - \sqrt{3}y = -5$
2. B.
   $x + \sqrt{3}y = 10$
3. C.
   $\sqrt{3}x + y = 5\sqrt{3}$
4. D.
   $\sqrt{3}x - y = 0$

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1. A.
   $8x+y-58=0$
2. B.
   $8x-2y-52=0$
3. C.
   $8x-y-54=0$
4. D.
   $8x+2y-60=0$

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