(x-3)(x+2)la puterea a 2 -x+3 descompuneti in factori

Răspuns :

(x-3)(x+2)²-x+3=(x-3)(x+2)²-(x-3)=(x-3)[(x+2)²-1]=(x-3)[(x+2+1)(x+2-1)]=(x-3)(x+3)(x+1)