Q (11) Prove the following
We know that [ cos(A+B) - cos (A-B) = -2sinAsinB ] By using this identity R.H.S.
Board Exam Result 2025 Live: UK Board 10th, 12th results tomorrow; AP SSC, TS Inter, UP, CBSE updates
When will CBSE Class 12 results 2025 be declared? Last two years' trends
Create Your Account
To keep connected with us please login with your personal information by phone
Dont't have an account? Register Now