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.