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AP EAMCET2014MathematicsEllipse

If tangents are drawn from any point on the circle x^2+y^2=25 to the ellipse x^2 16 + y^2 9 =1 , then the angle between the tangents is

Options

  1. A2 3
  2. Bpi 4
  3. Cpi 3
  4. Dpi 2

Correct answer

D. pi 2

Step-by-step solution

Given circle is a director circle to the given ellipse. Angle between tangelt is = 2

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