Question: Given the function f(x)=(-5x+7)e-x.Determine where the function is increasing and where itis decreasing.Determine where the graph of the function fis concave up and where itis

Given the function f(x)=(-5x+7)e-x.Determine where the function is increasing and where itis decreasing.Determine where the graph of the function fis concave up and where itis concave down.Find relative extremum of the function f(x).Find absolute extremum of the function f(x)on-1,3.

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