The information given illustrates that the graph of the function decreasing.
<h3>How to illustrate the information?</h3>
We say that a function is increasing on an interval if the function values increase as the input values increase within that interval.
Similarly, a function is decreasing on an interval if the function values decrease as the input values increase over that interval.
So according to the given graph on the interval (-3, 1) the graph is decreasing.
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