Good Morning
11:47 am

Sponsor Area

Sponsor Area

Question is

Prove the following identities:
 (sin4 θ - cos4 θ) = sin2 θ - cos2 θ = 2 sin2 θ-1 = 1- 2 cos2 θ.

Mock Test Series

Sponsor Area

Sponsor Area

NCERT Book Store

NCERT Sample Papers

Entrance Exams Preparation