Question

1.
Descompuneți in factori:
E(x)=3x(x-3)-(x-3)(2x-1)
F(a)=(a+2)²-3a(a+1)
G(x)=(x+2)(x+1)-(x+2)(x-1)
H(x)=(x+1)²-x(x-1).
Ma ajuta cineva,va rog frumos​

Answer 1

Răspuns:

(x-3)(3x-2x+1)=(x-3)(×+1);