Asked by Stephan pultree
Use compound angle formulae to express Second harmonic i2= sin2t and the the third harmonic i3=sin3t in terms of the first harmonic sint
Answers
Answered by
Steve
sin2t = 2 sint cost
sin3t = sint cos2t + cost sin2t
(cos2t = 1 - 2sin^2 t)
sin3t = sint cos2t + cost sin2t
(cos2t = 1 - 2sin^2 t)
Answered by
Stephan pultree
Thanks :)
Answered by
Stephan pultree
Whats the workings out to get to these answers ? Jw ta
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