Single post: SpamBox Reloaded :P
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11-05-2010 17:21 #7924 SP
Senior Member
Originally Posted by
Walkman Care le aveti cu trigonometria si stiti cum se rezolva asta? : cos a + cos b . Va rog mult
asta e o transformare din suma in produs . cos a + cos b =2*cos(a+b/2)*cos(a-b/2)