Dear Students,
This video Tells about that Tamil Nadu Syllabus Class 11 maths
New Syllabus
Trigonometry Chapter - 3
Exercise:3.4 Sum - 4
This video very useful for you
This channel helps you to get 100 marks in maths.
#tn11thmathsex:3.4-4#mathsandtamil
Exercise 3.4 -Introduction
Compound angles are algebric sum of two or more angles.Trigonometric functions do not
satisfy the functinal relations like f(x+y)=f(x)+f(y) and f(kx) = kf(x), k is a real number.
In this context sum and different trigonometric identities are used as an important application
also,sum of trigonometric identities are helpful in the analysis of waves. #tn11thmathsexercise3.4-4#mathsandtamil#
