Simplify the given rational expression by completing the steps.Which is an equivalent expression?




Use the result of the previous question and write it in simplest form.




Simplify




One of these expressions reduces to 1 and the other reduces to –1. Do you know which one is which? How do you know? x + 3 3 + x 3 − x x − 3
✔ –1(x – 3)X –1(3 + x)–1(x + 3).
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