Determine the Domain of the Function $f ( x ) = \frac { x + 3 } { x ^ { 2 } - 1 }$

question 19

Multiple Choice

Determine the domain of the function.
- $f ( x ) = \frac { x + 3 } { x ^ { 2 } - 1 }$

• A) \(\{ x \mid x \neq - 1 \text { and } x \neq 1 \}\)
• B) \(\{ x \mid x \neq 0 \text { and } x \neq 1 \}\)
• C) \(\{ x \mid x \text { is a real number } \}\)
• D) \(\{ x \mid x \neq - 1 , x \neq 1 \text {, and } x \neq - 3 \}\)

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