Math identities trig

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Trigonometric Identities

Among other uses, they can be helpful for simplifying trigonometric expressions and equations. The following shows some of the identities you may encounter in your study of trigonometry.

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Intro to Trigonometric Identities

We have additional identities related to the functional status of the trig ratios: sin ( −t) = − sin ( t) cos ( −t) = cos ( t) tan ( −t) = − tan ( t) Notice in particular that sine and tangent are odd

Trigonometric Identities

Trigonometric identities are mathematical equations which are made up of functions. These identities are true for any value of the variable put. There are many identities which are derived by the basic functions, i.e., sin, cos, tan, etc.

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Summary of trigonometric identities


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