SOLUTION: Find all numbers for which the rational expression is undefined.
q^3-2q / q^2-4
Algebra.Com
Question 222410: Find all numbers for which the rational expression is undefined.
q^3-2q / q^2-4
Answer by rapaljer(4671) (Show Source): You can put this solution on YOUR website!
A rational expression (fraction!) is undefined if the denominator is ZERO! In this case,
q^2-4 =0
(q-2)(q+2)=0
q=2 and q=-2
R^2
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