Math, asked by YOGIx, 8 months ago

express sin 4 A/sin A interms of cos^3 Aand cos A

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Answered by vkpathak2671

Answer:

I have an assignment question that says "Express sin4θ by formulae involving sin and cos and its powers." I'm told that sin2θ=2sinθcosθ but I don't ...

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