Find a Formula for the Function Graphed $f ( x ) = \left\{ \begin{array} { l l } - 2 x , & x \leq 1 \\ x + 1 , & x > 1 \end{array} \right.$

question 98

Multiple Choice

Find a formula for the function graphed.
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• A) \(f ( x ) = \left\{ \begin{array} { l l } - 2 x , & x \leq 1 \\ x + 1 , & x > 1 \end{array} \right.\)
• B) \(f ( x ) = \left\{ \begin{array} { l l } - 2 x , & x \leq 1 \\ x + 2 , & x > 1 \end{array} \right.\)
• C) \(f ( x ) = \left\{ \begin{array} { l l } 2 x , & x \leq 1 \\ x + 1 , & x > 1 \end{array} \right.\)
• D) \(f ( x ) = \left\{ \begin{array} { l l } x , & x \leq 1 \\ 2 x + 1 , & x > 1 \end{array} \right.\)

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Retina

The light-sensitive layer at the back of the eye that contains cells which convert light into electrical signals sent to the brain.

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Delta Waves

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Alpha Waves

A type of brainwave that is associated with relaxed, calm, and wakeful states, typically with closed eyes.