Find the Domain of the Composite Function F G $$f ( x ) = \frac { 2 } { x + 9 } , g ( x ) = \frac { 72 } { x }$$

question 22

Multiple Choice

Find the domain of the composite function f g. Write the domain in interval notation.
- $$f ( x ) = \frac { 2 } { x + 9 } , g ( x ) = \frac { 72 } { x }$$

• A) \(( - \infty , - 9 ) \cup ( - 9 , - 8 ) \cup ( - 8,0 ) \cup ( 0 , \infty )\)
• B) \(( - \infty , \infty )\)
• C) \(( - \infty , - 9 ) \cup ( - 9,0 ) \cup ( 0 , \infty )\)
• D) \(( - \infty , - 8 ) \cup ( - 8,0 ) \cup ( 0 , \infty )\)

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