Domains of Rational and Radical Functions

Rational function with restricted domain

The graph of the function: $f(x)=\displaystyle \frac { x^3-2x }{ 2(x^2-5) }$, where the domain is restricted at $x=\pm \sqrt { 5 }$ since the function does not exist at those points.

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Domains of Rational and Radical Functions

Rational function with restricted domain

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