Write an Equation for the Piecewise Function $f ( x ) = \left\{ \begin{array} { l l } 4 , & \text { for } x < 0 \\- 4 , & \text { for } x \geq 0\end{array} \right.$

question 46

Multiple Choice

Write an equation for the piecewise function.
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• A) \(f ( x ) = \left\{ \begin{array} { l l } 4 , & \text { for } x < 0 \\ - 4 , & \text { for } x \geq 0 \end{array} \right.\)
• B) \(f ( x ) = \left\{ \begin{array} { l l } 4 , & \text { for } x \leq 0 \\ - 4 , & \text { for } x > 0 \end{array} \right.\)
• C) \(f ( x ) = \left\{ \begin{array} { l l } - 4 , & \text { for } x \leq 0 \\ 4 , & \text { for } x > 0 \end{array} \right.\)
• D) \(f ( x ) = \left\{ \begin{array} { l l } 4 x , & \text { for } x \leq 0 \\ - 4 x , & \text { for } x > 0 \end{array} \right.\)

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