Răspunsuri

Cel mai inteligent răspuns!
2014-04-16T20:58:55+03:00
(x+3)(2x+1) supra (2x+1)(2x-1)
2x²+x+6x+3  supra  4x²-1
2x²+7x+3 supra 4x²-1

2014-04-16T21:16:50+03:00