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Basic Identities cos2x + sin2x |
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Definition
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Definition
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Definition
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Definition
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Cofunction Identities sin(90°-x) |
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Definition
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Cofunction Identities cos(90°-x) |
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Definition
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Cofunction Identities tan(90°-x) |
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Definition
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Cofunction Identities sec(90°-x) |
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Definition
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Negative Identities sin(-x) |
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Definition
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Negative Identities cos(-x) |
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Definition
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Negative Identities tan(-x) |
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Definition
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Sum/Difference Idenitities cos(x+y) |
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Definition
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Sum/Difference Idenitities cos(x-y) |
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Definition
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Sum/Difference Idenitities sin(x+y) |
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Definition
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Sum/Difference Idenitities tan(x+y) |
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Definition
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Sum/Difference Idenitities tan(x-y) |
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Definition
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Double Angle Identities sin2x |
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Definition
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Double Angle Identities cos2x |
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Definition
= 2cos2x-1 = 1-2sin2x = cos2X -sin2X |
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Double Angle Identities tan2x |
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Definition
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Half Angle Identities sin(x/2) |
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Definition
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Half Angle Identities cos(x/2) |
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Definition
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Half Angle Identities sin2 (x/2) |
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Definition
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Half Angle Identities cos2(x/2) |
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Definition
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Half Angle Identities tan(x/2) |
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Definition
= 1-cosX sinX = sinx 1+cosX |
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Sum/Difference Identities sin(x-y) |
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Definition
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Term
Product to Sum Identities sinXcosY |
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Definition
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Product to Sum Identities cosXsinY |
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Definition
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Product to Sum Identities sinXsinY |
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Definition
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Product to Sum Identities cosXcosY |
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Definition
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Sum to Product Identities sinX + sin Y |
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Definition
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Product to Sum Identities sinX - sinY |
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Definition
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Product to Sum Identities cosX + cosY |
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Definition
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Product to Sum Identities cosX - cosY |
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Definition
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