Give a Rule for the Piecewise-Defined Function B) $f ( x ) = \left\{ \begin{array} { l l } - 6 & \text { if } x < - 2 \\ - 1 & \text { if } x \geq - 2 \end{array} ; \right.$

question 421

Multiple Choice

Give a rule for the piecewise-defined function. Then give the domain and range.
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• A) \(\text { } f(x)=\left\{\begin{array}{ll} -6 & \text { if } x \leq-2 \\ -1 & \text { if } x>-2 \end{array} ; \text { Domain: }(\infty, \infty) \text {, Range: }\{-6,-1\}\right.\)
• B) \(f ( x ) = \left\{ \begin{array} { l l } - 6 & \text { if } x < - 2 \\ - 1 & \text { if } x \geq - 2 \end{array} ; \right.\) Domain: \(\{ - 6 , - 1 \}\), Range: \(( x , \infty )\)
• C) \(f ( x ) = \left\{ \begin{array} { l l } - 6 & \text { if } x \leq - 2 \\ - 1 & \text { if } x > - 2 \end{array} ; \right.\) Domain: \(\{ - 6 , - 1 \}\), Range: \(( \infty , \infty )\)
• D) \(f ( x ) = \left\{ \begin{array} { l l } - 6 & \text { if } x < - 2 \\ - 1 & \text { if } x \geq - 2 \end{array} ; \right.\) Domain: \(( \infty , \infty )\), Range: \(\{ - 6 , - 1 \}\)

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