Respuesta :

Answer:

-x-2;  x[tex]\neq[/tex]2

Step-by-step explanation:

[tex]\frac{x^2-4}{2-x}[/tex]-->

[tex]\frac{(x-2)(x+2)}{(2-x)}[/tex] -->

-(x+2); x CAN'T equal 2, because the denominator of the original fraction would be 0, which would make the term undefined.