Drove that sinA+ sin5=2 sin A +5/2 COSA -5/2

CuCaRot asked Dec 17, 2022

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28 votes

Drove that
sinA+ sin5=2 sin A +5/2 COSA -5/2

CuCaRot asked Dec 17, 2022

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8 votes

Put it in a more simplified form

Buczek answered Dec 22, 2022

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