Răspuns :
PB/AM = (PM+MB)/AM=PM/AM + MB/AM= PM/AM +1
PM/AM= 1/2
PB/AM=1/2+1=3/2
Obs daca e la liceu si e cu vectori, ramane valabil +3/2, pt ca au acelasi sens
PM/AM= 1/2
PB/AM=1/2+1=3/2
Obs daca e la liceu si e cu vectori, ramane valabil +3/2, pt ca au acelasi sens