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Minimize Angle (Posted on 2013-11-30) Difficulty: 3 of 5

  
Let Γ be the ellipse ( b2x2 + a2y2 = a2b2 with a > b ). Let O
denote the origin.

Construct a line tangent to Γ ( at point P in the 1st quadrant )
and intersecting the y-axis at point Q such ∠QPO is minimized.
  

See The Solution Submitted by Bractals    
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  Subject Author Date
SolutionDirect calculus approachJer2013-11-30 14:51:24
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