SOLUTION: Please help! find all the numbers for which the rational expression is undefined. (s^3-6s)/(s^2-81)

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Question 558420: Please help!
find all the numbers for which the rational expression is undefined.
(s^3-6s)/(s^2-81)
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


The rational expression is undefined whenever the value of the denominator is zero. Set the denominator equal to zero and solve the factorable quadratic equation for the two roots.

John

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