👤

Descompuneti in factori ireductibili x^2+x-2
X^2= x la puterea a doua


Răspuns :

x²+x-2=x²+2x-x-2=x(x+2)-(x+2)=(x+2)(x-1)
x²+x-2=x²+2x-x-2=x(x+2)-(x+2)=(x-1)(x+2)⇒descompunerea in factori ireductibili;