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16 Cards in this Set
- Front
- Back
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sin(x + y) =
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= sin(x)cos(y) + cos(x)sin(y)
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sin(x - y) =
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= sin(x)cos(y) - cos(x)sin(y)
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cos(x + y) =
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= cos(x)cos(y) - sin(x)sin(y)
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cos(x - y)=
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= cos(x)cos(y) + sin(x)sin(y)
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tan(x + y) =
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[tan(x) + tan (y)] / [1- tan(x)tan(y)]
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tan(x-y)=
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= [tan(x) - tan(y)] / [1+ tan(x)tan(y)]
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sin^2 (x) + cos^2 (x) =
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= 1
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tan^2 (x) + 1=
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= sec^2 (x)
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1 + cot^2 (x) =
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= csc^2 (x)
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tan (x) =
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= sin(x)/cos(x)
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1/sin(x)=
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= csc(x)
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1/tan(x)=
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= cot(x)
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1/cos(x)=
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=sec(x)
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1/sec(x) =
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= cos(x)
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1/csc(x)=
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= sin(x)
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1/ cot(x) =
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= tan(x)
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