DLMF:4.21.E2 (Q1704)

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Language	Label	Description	Also known as
English	DLMF:4.21.E2	No description defined

Statements

Defining formula

{\displaystyle{\displaystyle\sin\left(u\pm v\right)=\sin u\cos v\pm\cos u\sin v% ,}}

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DLMF:4.21.E2

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cosine function

Defining formula

{\displaystyle{\displaystyle\cos\NVar{z}}}

C4.S14.E2.m2aadec

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Defining formula

{\displaystyle{\displaystyle\sin\NVar{z}}}

C4.S14.E1.m2aadec

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Sitelinks

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