xlaa-3a - 4x / (x-2)lapatrat =?



Răspuns :

[tex] \frac{x^3-4x}{(x-2)^2} = \frac{x(x^2-4)}{(x-2)^2}= \frac{x(x-2)(x+2)}{(x-2)^2} = \frac{x(x+2)}{x-2} [/tex]