DEFINITION
Maxima and minima (the plural of maximum and minimum) of a function, known collectively as extrema (the plural of extremum), are the largest and smallest value of the function, either within a given range (the local or relative extrema) or on the entire domain of a function (the global or absolute extrema).
FIRST DERIVATIVE TEST (FDT)
B. (-) to (+), the point is min. If the Slope doesn’t change sign, the point is “neither” max nor min. |
SECOND DERIVATIVE TEST (SDT)At point where y’=0, if
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