Locate all relative extrema and points of inflection for
Candidates for relative maxima and minima occur where
Candidates for points of inflection occur where
But these are just CANDIDATES.
You have to conduct other tests before indentifying each candidate as the location of a maximum, minimum, or POI.
Once you determine the x-value of each relative max, relative min, and POI, recall that maxima and minima are defined as
Use the function