Wave form equation question

TehSwedishBeast

New member
Joined
Mar 19, 2014
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2
Hey guys I am really stuck on a question about wave forms. It goes:

Q) State the equations of the wave forms which:

a) Leads sin ωt by π/2

and

b) Lags sin (
ωt + π/6) by π/3

I would greatly appreciate any help given!!
 
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