Compound angle formulae Flashcards by Annie Rose

Q

sin(A+B)

A

sinAcosB+sinBcosA

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Q

sin(A-B)

A

sinAcosB-sinBcosA

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Q

cos(A+B)

A

cosAcosB-sinAsinB

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Q

cos(A-B)

A

cosAcosB+sinAsinB

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Q

tan(A+B)

A

(tanA+tanB)/1-tanAtanB

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Q

tan(A-B)

A

(tanA-tanB)/1+tanAtanB

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