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Cum descompun xla2-5x+6 va rog!!!!!!!!!

Răspuns :

   
[tex]x^2 -5x + 6 = ~~~~~\texttt{Facem transformarea: } (-5x = -2x - 3x) \\ \\ = \underbrace{x^2 -2x} - \underbrace{3x + 6} = \\ \\ = x(x-2) -3(x-2) = \voxed{ \bold{(x-2)(x-3)}}[/tex]