SOLUTION: r to the second power, minus 5r+6 over r to the second power -4=

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Question 85816: r to the second power, minus 5r+6 over r to the second power -4=
Answer by Earlsdon(6294) About Me  (Show Source):
You can put this solution on YOUR website!
Simplify:
%28r%5E2-5r%2B6%29%2F%28r%5E2-4%29 Factor the numerator and the denominator.
%28cross%28%28r-2%29%29%28r-3%29%29%2F%28cross%28%28r-2%29%29%28r%2B2%29%29 Cancel like-factors to get:
%28r-3%29%2F%28r%2B2%29