SOLUTION: I need help with this problem: Find the domain x+13/x^2-1

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Question 341753: I need help with this problem:
Find the domain
x+13/x^2-1

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
I need help with this problem:
Find the domain
x+13/x^2-1
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the denominaator cannot be zero.
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Solve x^2-1 = 0
Factor:
(x+1)(x-1) = 0
x = -1 or x = 1
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Domain: All Real Numbers except x = 1 and x = -1
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Cheers,
Stan H.