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267 lines
4.1 KiB
267 lines
4.1 KiB
#LyX 2.3 created this file. For more info see http://www.lyx.org/
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\end_layout
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\begin_layout Plain Layout
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Étudier sur
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\begin_inset Formula $\left[1;+\infty\right[$
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la fonction
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\begin_inset Formula $f:x\mapsto\left(x^{2}+2x\right)\ln\left(x+1\right)$
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\end_inset
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et la représenter graphiquement dans le cadre ci-dessous.
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\end_layout
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On fera apparaitre dans ce cadre le détail des calculs, en particulier de
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la dérivée, et on donnera son tableau de variations en faisant apparaitre
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les limites éventuelles.
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Représenter graphiquement sur
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\begin_inset Formula $\left[1;+\infty\right[$
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\end_inset
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la fonction
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\begin_inset Formula $f$
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dans ce cadre.
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