SOLUTION: Find all numbers for which the rational expression is undefined for q^3-2q/q^2-4?

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Question 394849: Find all numbers for which the rational expression is undefined for q^3-2q/q^2-4?
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
%28q%5E3-2q%29%2F%28q%5E2-4%29+=+%28q%28q%5E2+-+2%29%29%2F%28q-2%29%28q%2B2%29.
Therefore the rational expression is undefined for q = 2, -2.