SOLUTION: X+1 _____ X2 - 1X-2 simplify

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Question 150927: X+1
_____
X2 - 1X-2
simplify
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
%28x%2B1%29%2F%28x%5E2-x-2%29 Start with the given expression.


%28x%2B1%29%2F%28%28x%2B1%29%28x-2%29%29 Factor x%5E2-x-2 to get %28x%2B1%29%28x-2%29.


%28highlight%28x%2B1%29%29%2F%28highlight%28x%2B1%29%28x-2%29%29 Highlight the common terms.


%28cross%28x%2B1%29%29%2F%28cross%28x%2B1%29%28x-2%29%29 Cancel out the common terms.


%281%29%2F%28x-2%29 Simplify.


So %28x%2B1%29%2F%28x%5E2-x-2%29 simplifies to %281%29%2F%28x-2%29.


In other words, %28x%2B1%29%2F%28x%5E2-x-2%29=%281%29%2F%28x-2%29 where x%3C%3E-1 or x%3C%3E2