Activité 3

Observe la représentation graphique de la fonction [math]f[/math]

Quel est le tableau de signes qui correspond à la représentation graphique ci-dessus ?[br]Pour t’aider dans cette démarche, tu peux déplacer le point bleu sur l’axe des X.[br]

[img]data:image/png;base64,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[/img] 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[/img] 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[/img] 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Activité 3

Information: Activité 3