Give the Domain and Range of the Relation $$x y = - 2$$

question 490

Multiple Choice

Give the domain and range of the relation.
- $$x y = - 2$$

• A) domain: \(( - \infty , 0 ) \cup ( 0 , \infty )\); range: \([ 0 , \infty )\)
• B) domain: \(( - \infty , \infty )\); range: \(( - \infty , \infty )\)
• C) domain: \([ 0 , \infty )\); range: \(( - \infty , \infty )\)
• D) domain: \(( - \infty , 0 ) \cup ( 0 , \infty )\); range: \(( - \infty , 0 ) \cup ( 0 , \infty )\)

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