Extremum d'une fonction sur un intervalle
Middle school year 4



Soit f une fonction définie sur un intervalle I et soit x 0 un réel de I.
f admet un extremum sur I en x 0 si et seulement si f admet un minimum ou un maximum sur I en x 0.
Cet extremum est f(x 0).
Author of the page: Euler, Académie de Versailles

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