Logan Bob
10/24/2023 · Junior High School

b) Détermine les limites de \( f \) à gauche et à droite en -1 et en 1 . Interprète graphiquement les résultats obtenus c) Montre que pour tout \( x \in \mathbb{R} \backslash\{-1 ; 1\} \), \[ f^{\prime}(x)=\frac{x g(x)}{\left(x^{2}-1\right)^{2}} \] d) Déduis en les variations de \( f \) et dresser son tableau de variatio 3.a) Détermine les nombres réels \( a, b, c \) et \( d \) tels que pour tout \( x \in \)

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b) Déterminez les limites de \( f \) à droite et à gauche en -1 et en 1. Interprétez graphiquement les résultats. c) Montrez que pour tout \( x \in \mathbb{R} \backslash\{-1 ; 1\} \), \[ f^{\prime}(x)=\frac{x g(x)}{\left(x^{2}-1\right)^{2}} \] d) Déduisez les variations de \( f \) et établissez son tableau de variation.

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