SOLUTION: Find al numbers for which the raional expression is undefined. (n^3-3n) / (n^2-4)

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Question 236205: Find al numbers for which the raional expression is undefined. (n^3-3n) / (n^2-4)
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
It's undefined when the DEN is zero.
When (n^2-4) = 0
n = ±2