expoluis
expoluis
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prendi 2 cosx e -2senxcosx in evidenza 2cosx(1-senx)+1-senx=o ora prendi 1-senx in evidenza (1-senx)(2cosx+1)=0 senx=1 x=90 cosx=-1/2 x=-+120
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prendi 2 cosx e -2senxcosx in evidenza 2cosx(1-senx)+1-senx=o ora prendi 1-senx in evidenza (1-senx)(2cosx+1)=0 senx=1 x=90 cosx=-1/2 x=-+120
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prendi 2 cosx e -2senxcosx in evidenza 2cosx(1-senx)+1-senx=o ora prendi 1-senx in evidenza (1-senx)(2cosx+1)=0 senx=1 x=90 cosx=-1/2 x=-+120