The flashcards below were created by user
ChantelleVu
on FreezingBlue Flashcards.
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cos(α + β) =
cosαcosβ - sinαsinβ
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cos(α - β) =
cosαcosβ + sinαsinβ
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sin(α + β) =
sinαcosβ + cosαsinβ
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sin(α - β) =
sinαcosβ - cosαsinβ
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tan(α + β) =
- _tanα + tanβ_ 1 - tanαtanβ
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tan(α - β) =
- _tanα - tanβ_
- 1 + tanαtanβ
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