Mathematics · essential

Periodicity of trigonometric functions for JEE

Trigonometrical identities and trigonometrical functions

Formula

\(\sin(x+2\pi)=\sin x,\quad \cos(x+2\pi)=\cos x,\quad \sec(x+2\pi)=\sec x,\quad \csc(x+2\pi)=\csc x,\quad \tan(x+\pi)=\tan x,\quad \cot(x+\pi)=\cot x\)

Variables: \(x\in\mathbb{R}\).

Conditions: Where defined.

General solutions and transformation of angles.

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