perplexus.info :: Calculus : Minimize Angle

Minimize Angle (Posted on 2013-11-30)

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 1^st 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
	Direct calculus approach	Jer	2013-11-30 14:51:24

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