Mathematics, 06.05.2020 07:03 fri90
Le but de l'exercice est de déterminer le sens de variation de la fonction f:x (x−3)²+1 définie sur IR. 1. Tracer la courbe représentative de la fonction f à l'aide de la calculatrice et observer les variations de f. 2. Étude : a. Soient a(b−3)². b. En déduire que f(a)>f(b) et que f est strictement décroissante sur ]−[infinity];3]. c. Soit 3⩽a
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Le but de l'exercice est de déterminer le sens de variation de la fonction f:x (x−3)²+1 définie sur...
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