Find the Domain of the Rational Function $$f ( x ) = \frac { x + 6 } { x ^ { 4 } - 4 }$$

question 73

Multiple Choice

Find the domain of the rational function.
- $$f ( x ) = \frac { x + 6 } { x ^ { 4 } - 4 }$$

• A) \(\{ x \mid x \neq 0 , x \neq 4 \}\)
• B) \(\{ x \mid x \neq - 2 , x \neq 2 \}\)
• C) all real numbers
• D) \(\{ x \mid x \neq - 2 , x \neq 2 , x \neq - 6 \}\)

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