Short Answer

$$\text { Use the graph of } f ( x ) = \frac { x ^ { 2 } + x - 2 } { x + 2 } \text { to guess at the limit } \lim _ { x \rightarrow - 2 } \frac { x ^ { 2 } + x - 2 } { x + 2 } \text {, if it exists. }$$