A) Domain $( - \infty , 2 )$ Range $( - \infty , 2 ) \cap [ 6 , \infty ]$

question 81

Multiple Choice

$\text { Determine the domain and range of the function } f ( x ) = \left\{ \begin{array} { l } 3 x + 2 , x < 0 \\3 x + 6 , x \geq 0\end{array} \right. \text {. }$

• A) domain: \(( - \infty , 2 )\)
• range: \(( - \infty , 2 ) \cap [ 6 , \infty ]\)
• B) domain: \(( - \infty , \infty )\)
• range: \(( - \infty , 2 ) \cup [ 6 , \infty )\)
• C) domain: \(( - \infty , \infty )\)
• range: \(( - \infty , 2 ) \cup ( \infty , 6 ]\)
• D) domain: \(( - \infty , \infty )\)
• range: \(( \infty , 2 ) \cup ( 6 , - \infty )\)
• E) domain: \(( - \infty , 3 )\)
• range: \(( - \infty , 2 ) \cap [ 6 , \infty )\)

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