OpenStax, Algebra and Trigonometry 2e §5.6 Rational Functions · Example 4 · Algebra · Polynomials

Finding the Domain of a Rational Function

Find the domain of $f (x) = \frac{x + 3}{x ^{2} - 9} .$

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OpenStax, Algebra and Trigonometry 2e · §5.6 Rational Functions · Example 4

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