Trigonometry Identities Sum, Difference, Double- and Half-Angle Formulas
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12 Terms
1
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sin(A+B)
sinAcosB+cosAsinB
2
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sin(A-B)
sinAcosB-cosAsinB
3
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cos(A+B)
cosAcosB-sinAsinB
4
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cos(A-B)
cosAcosB+sinAsinB
5
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tan(A+B)
6
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tan(A-B)
7
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sin(2A)
2sinAcosA
8
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cos(2A)
9
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tan(2A)
10
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11
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12
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