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Second Derivative Test for Max and Min Points |
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Second Derivative Test for Max. and Min.
Points.
If point A(a,f(a)) is on the graph of function f such
that f '(a) = 0 and f ''(a) < 0 , then point
A is a relative maximum; if f '(a) = 0 and f
''(a) > 0 , then point A is a relative minimum.
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