Răspunsuri

Cel mai inteligent răspuns!
2014-11-04T16:17:47+02:00
(b-2b²+1)(1-b)=b-2b²+1-b²+2b³-b=2b³-3b²+1
uitate ca am mai pus inca o intrebare de genu :D
2014-11-04T16:18:44+02:00
B-2b^2+1-b^2+2b^3-b^2=2b^3-3b^2+1