Find the Domain and Range $\{ ( - 1,3 ) , ( - 3 , - 9 ) , ( 9 , - 3 ) , ( 9 , - 1 ) \}$

question 20

Multiple Choice

Find the domain and range.
- $\{ ( - 1,3 ) , ( - 3 , - 9 ) , ( 9 , - 3 ) , ( 9 , - 1 ) \}$

• A) domain \(= \{ - 1,9 , - 3 \}\); range \(= \{ 3 , - 3 , - 9 , - 1 \}\)
• B) domain \(= \{ - 1,9 , - 3 , - 9 \}\); range \(= \{ 3 , - 3 , - 9 , - 1 \}\)
• C) domain \(= \{ - 1,9 , - 3,19 \}\); range \(= \{ 3 , - 3 , - 9 , - 1 \}\)
• D) domain \(= \{ 3 , - 3 , - 9 , - 1 \}\); range \(= \{ - 1,9 , - 3 \}\)

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