Suppose that [math] is the function given by the graph below. Use the graph to fill in the blanks in the following sentences.

Graph of a function.

As [math] gets closer and closer to (but stays less than) [math], [math] gets as close as we want to .

As [math] gets closer and closer to (but stays greater than) [math], [math] gets as close as we want to .

As [math] gets closer and closer (but not equal) to [math], does [math] get as close as we want to a single value? If such a value exists, enter it. If no such value exists, enter DNE.
[math] .