Maths
This question was asked in Misc 2

In any triangle ABC, prove that 

[(b^2-c^2)/a^2]sin2A +[(c^2-a^2)/b^2]sin2B +[(a^2-b^2)/c^2]sin2C = 0

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Aug. 26, 2018, 7:29 p.m.

Answer the question...

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