Sum And Difference Identities Flashcards by KJ Smith

Q

Sin (ø - @) =

A

sin ø•cos @ - cos ø•sin@

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Q

Sin (ø + @) =

A

sin ø•cos @ + cos ø•sin@

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Q

Cos (ø + @) =

A

cos ø•cos @ - sin ø•sin@

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Q

Cos (ø - @) =

A

cos ø•cos @ + sin ø•sin@

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