Calculate:- sin 5theta - sintheta

Asked by bjayanta | 25th Apr, 2017, 04:25: PM

Expert Answer:

begin mathsize 16px style sin space 5 straight theta minus sin space straight theta equals 2 cos open parentheses fraction numerator 5 straight theta plus straight theta over denominator 2 end fraction close parentheses sin open parentheses fraction numerator 5 straight theta minus straight theta over denominator 2 end fraction close parentheses
space space space space space space space space space space space space space space space space space space space space space space space space space equals 2 cos space 3 straight theta space sin space 2 straight theta end style

Answered by Sneha shidid | 26th Apr, 2017, 08:00: AM