Răspunsuri

2014-10-11T17:30:51+03:00
E(-1)=-1+2*|-1-1|=-1+2*|-2|=-1+2*2=-1+4=3
E(-2)=-2+2*|-2-1|=-2+2*3=-2+6=4
E(-1)+E(-2)=3+4=7