Homework Help: math

Posted by deel on Tuesday, September 18, 2012 at 11:10am.

please help me to solve this assignment :

consider a 2D mirror has a parabolic profile of y = (x-3)^2 + 5 facing toward y^+ direction. Prove that any beam of light in y^- direction that this hits the mirror will be reflected toward a particular point (i.e. known as the focus of parabolic mirror.

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