Determine from Its Graph If the Function Is One-To-One $$f ( x ) = \left\{ \begin{array} { l l } - x - 3 , & x < 1 \\5 , & x \geq 1\end{array} \right.$$

question 190

True/False

Determine from its graph if the function is one-to-one.
- $$f ( x ) = \left\{ \begin{array} { l l } - x - 3 , & x < 1 \\5 , & x \geq 1\end{array} \right.$$

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