Question

URGENT! Va rog, vreo idee de descompunere in cazurile acestea?
$x^{2} - x -6 =$
si
$x^{2} -6x + 8 =$

MULTUMESC ANTICIPAT!!  Astept raspuns!! 

Answer 1

 x²-x-6 = x²+2x - 3x-6=x(x+2) - 3(x+2)=(x+2)(x-3) ;

x²-6x+8 = x²-2x - 4x+8=x(x-2) - 4(x-2) = (x-2)(x-4) ;