Trigonometric Equations - Examples

General solution of Tan x = K

General solution of Cos x = K

General solution of Sin x = K

General solution of Sin x = 0, Cos x = 0 and Tan x = 0

Trigonometric Equations: Introduction

Proof of Cos A/2 + Cos B/2 + Cos C/2 = 4 Cos ( π-A)/4 Cos ( π-B)/4 Co...

Proof of Sin 2A + Sin 2B - Sin 2C = 4 Cos A Cos B Sin C

Trigonometry: Transformations - Product to Sum and Vice Versa

Trigonometry: Sin 18 degrees value

Trigonometry: Trigonometric ratios of multiple angles.

Trigonometric ratios of compound angles: Sine and Tangent

Trigonometric ratios of compound angles: Cosine