Question

With the restriction x ≠ 0, which of the following is the simplified form of

http://i1225.photobucket.com/albums/ee397/motoshifter/125shifter%20-%20Open%20Study/2-27%20OS/4.jpg

Answer 1

A

Answer 2

\[\frac{x^n}{x^k}=x^{n-k}\]
So:
\[\frac{x^3}{x^2}=x^{3-2}=x^1=x\]
As expected, now apply this general form to your problem.