Find the Domain of the Rational Function $$g ( x ) = \frac { x + 9 } { x ^ { 2 } + 1 }$$

question 349

Multiple Choice

Find the domain of the rational function.
- $$g ( x ) = \frac { x + 9 } { x ^ { 2 } + 1 }$$

• A) all real numbers
• B) \(\{ x \mid x \neq - 1 , x \neq 1 , x \neq - 9 \}\)
• C) \(\{ x \mid x \neq 0 , x \neq - 1 \}\)
• D) \(\{ x \mid x \neq - 1 , x \neq 1 \}\)

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