Addition and subtraction of arguments of trigonometric functions

The tables below show the formulas for adding and subtracting the arguments of trigonometric functions: sines (sin), cosines (cos), tangents (tg) and cotangents (ctg).

Content

Sum of arguments

ActionFormula
Sine of the sum of anglesCosine of sum of anglesTangent of sum of anglesCotangent of sum of anglesРазность аргументов
ActionFormula
Sine of angle differenceCosine of angle differenceAngle difference tangentCotangent of angle differencePost navigation
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Difference of trigonometric functions: formulas

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