A tangent from an external point A(7, 5) meets a circle centre O whose equation is

      

A tangent from an external point A(7, 5) meets a circle centre O whose equation is x2 + 4x + y2 – 5 = 0 at point T, find the length of the tangent AT

  

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Wilfred
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Wilfykil answered the question on August 8, 2019 at 06:27


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