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10 cards from this deck
Express trig functions of sums/differences in terms of individual angles
sinAcosB+cosAsinB\sin A \cos B + \cos A \sin BsinAcosB+cosAsinB
sinAcosB−cosAsinB\sin A \cos B - \cos A \sin BsinAcosB−cosAsinB
cosAcosB−sinAsinB\cos A \cos B - \sin A \sin BcosAcosB−sinAsinB
cosAcosB+sinAsinB\cos A \cos B + \sin A \sin BcosAcosB+sinAsinB
tanA+tanB1−tanAtanB\frac{\tan A + \tan B}{1 - \tan A \tan B}1−tanAtanBtanA+tanB
tanA−tanB1+tanAtanB\frac{\tan A - \tan B}{1 + \tan A \tan B}1+tanAtanBtanA−tanB
Do not apply
Divide sine formula by cosine formula
cosθ\cos \thetacosθ
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