Answer :

carlosego
For this case, what you should do is to see the behavior of the graph as you move away to minus infinity or to more infinity on the x axis.
 We have then that:
 x ---> - inf  then, 
 y -----> - inf
 Answer:
 option 4
aencabo
The answer would be option 4.
Here is the explanation:
x ---> - inf then,
y -----> - inf

So in the graph, the choices given will give this answer and it is the 4th option.

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