Răspunsuri

Cel mai inteligent răspuns!
2014-04-26T15:50:42+03:00
X³+2x²-x-2=x²(x+2)-1(x+2)=(x²-1)(x+2)=(x+1)(x-1)(x+2)
1 5 1
2014-04-26T15:50:45+03:00
X^2 ( x + 2 ) - (x + 2 ) = ( x + 2 ) ( x^2 - 1 ) = ( x + 2 ) ( x + 1 ) ( x - 1 )
 Sper ca ai inteles :) .