7.2 Addition and Subtraction Formulas

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Pre-Calculus

Trig

Trig Identites

Last updated 4:40 PM on 8/4/22
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Sine addition/subtraction
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2
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Cosine addition/subtraction
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Tangent addition/subtraction
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Sums of sines and cosines
A sin x+B cos x=K sin (x+ø)
A sin x+B cos x=K sin (x+ø)