How to Prove sin3x=3sinx 4sin^3x - Step by Step Tutorial

In this video, I will teach you how to show that the trig identity sin3x=3sinx 4sin^3x is true using a step-by-step easy to follow method.

[@syedanajifa9930]

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[@aliciamroz7065]

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[@hanarhiwa2791]

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[@user-lp7xt9fe6c]

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[@valeriaacho380]

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[@Masowe.]

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[@tharin1018]

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[@DerVerdy]

can you prove the same problem with sinx=(e^ix-e^-ix)/2i ?

[@Mubeen446]

Yes