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Incorrect extremum
05-02-2016, 01:23 PM
Post: #8
RE: Incorrect extremum
(05-01-2016 09:21 PM)lrdheat Wrote:  On calculator with 10077, I plotted X+ Cos X

When choosing extremum on the graph plot, it incorrectly identifies inflection points where f'(X) , f''(X) both =0 as extremums.

You are right, but I don't find it bad, as there is no menu function to find the inflection points.
Extremum will find both extrema and inflection points.
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Messages In This Thread
Incorrect extremum - lrdheat - 05-01-2016, 09:21 PM
RE: Incorrect extremum - lrdheat - 05-01-2016, 10:02 PM
RE: Incorrect extremum - Ernesto_R - 05-01-2016, 10:31 PM
RE: Incorrect extremum - informach - 05-02-2016, 02:06 AM
RE: Incorrect extremum - lrdheat - 05-02-2016, 03:11 AM
RE: Incorrect extremum - lrdheat - 05-02-2016, 03:13 AM
RE: Incorrect extremum - informach - 05-02-2016, 12:36 PM
RE: Incorrect extremum - retoa - 05-02-2016 01:23 PM
RE: Incorrect extremum - lrdheat - 05-02-2016, 03:07 PM
RE: Incorrect extremum - Tim Wessman - 05-02-2016, 04:21 PM



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