SOLUTION: How do you find the domain restrictions when simplifying rational equations?

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Question 163873: How do you find the domain restrictions when simplifying rational equations?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Look for regions where the function is not defined.
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Examples :
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Square root arguments become negative
sqrt%28x-2%29, undefined when x<2, range of x is x%3E=2
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Denominators go to zero.
f%28x%29=5%2F%28x-1%29, undefined when x=1, range of x is (-infinity,1)U(1,infinity)
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