SOLUTION: what are the conditions needed for the graph of a rational functio to have a vertical asymptote?

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Question 89026: what are the conditions needed for the graph of a rational functio to have a vertical asymptote?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
The denominator must have a factor which becomes zero when x equals
some Real Number value
and the numerator does not have the same factor.
For example:
f(x) = x/(x-5) has a vertical asymptote at x=5
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Cheers,
Stan H.