Question

Write a rational expression with excluded values -2 and 2. Explain how you found your answer.
I will reward medals!~

Answer 1

(x-2)(x+2)=x^2+2x-2x-4=x^2-4

so x^2-4

Answer 2

So x^2-4 is your answer?

Answer 3

more like something/x^2-4
example
(x^2)/(x^2-4)

Answer 4

So why it would be that?