Suppose $g : \mathbf { R } \rightarrow \mathbf { R }$

Short Answer

Suppose $g : \mathbf { R } \rightarrow \mathbf { R }$ where $g ( x ) = \left\lfloor \frac { x - 1 } { 2 } \right\rfloor$
(a) Draw the graph of g .
(b) Is g 1-1?
(c) Is g onto R ?