Lesson 4 of 5 • 112 upvotes • 13:18mins

Multiple angle formulae and it's relevant problem and Sum of three angle Formulae and problems have been discussed in detail in this Lecture
5 lessons • 57m
Overview of the Course - Trigonometry
3:25mins
Introduction to Trigonometry and Identities and Standard Formulae
13:19mins
Sum and Difference Formulae and Factorization-Defactorization of Trigonometric Ratios
13:28mins
Trigonometric Ratios of Multiple Angles and Sum of Three Angles
13:18mins
Conditional Identities and JEE Problems
14:18mins