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Question 35 (1 point) Select the function that does not have a well-defined inverse. $f: \mathbf{R} \rightarrow \mathbf{R} \cdot f(x)=3 x+4$ $f: Z \rightarrow Z, f(x)=\lfloor x+2]$ $f: \mathbf{R} \rightarrow \mathbf{Z}, f(x)=\{x]$ $f: \mathbf{R} \rightarrow \mathbf{R} \cdot f(x)=-2 x+5$

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JRABE9 The First Answerer