SOLUTION: This is the question. Only one of the following rational expressions can be simplified. Which one is it? A) x2 +2 divided by x2 B) x2 +2 divided by 2 C) x2 +

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: This is the question. Only one of the following rational expressions can be simplified. Which one is it? A) x2 +2 divided by x2 B) x2 +2 divided by 2 C) x2 +       Log On


   

Question 334134: This is the question. Only one of the following rational expressions can be simplified. Which one is it?
A) x2 +2 divided by x2
B) x2 +2 divided by 2
C) x2 + y2 divided by y2
D) x2 - 5x divided by x

I am a little confused on simplifying and factoring. Can you help?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Since only x%5E2-5x can be factored, this means that D) is the only one that can be possibly simplified. It turns out that the factored out 'x' in the numerator cancels out with the 'x' in the denominator.

So the answer is D)