SOLUTION: List all numbers for which the rational expression is undefined. x^2-4/x^2-8x+15

SOLUTION: List all numbers for which the rational expression is undefined. x^2-4/x^2-8x+15

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Question 327073: List all numbers for which the rational expression is undefined.
x^2-4/x^2-8x+15
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
The expression is undefined when the denominator equals zero.

This occurs when and .

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