Proove a*sin(x)+b*sin(x+phi)=((a+b)^2*cos(phi)^1/2*sin(x+phi/2)

Similar Questions

1. in a triangle abc am is a median of abc and hence bm =mc. Proove that ab+bc+ca>2am
   1. 2 answers
2. (2n+7)<(n+3)proove it by mathematical induction.
   1. 3 answers
3. How do you proove the identitytanxsin2x = 2-2cos^2x
   1. 1 answer
4. n(n+1)(n+5)is a multiple of 3 proove it by mathematical induction.
   1. 2 answers

more similar questions