3 years ago

Simplify the rational expressions. State any excluded values. X^2-4/2-x

Mathematics

1 answer:

tatiyna3 years ago

4 0

Answer:

-x-2; x $\neq$ 2

Step-by-step explanation:

$\frac{x^2-4}{2-x}$ -->

$\frac{(x-2)(x+2)}{(2-x)}$ -->

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

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