Math Problem Statement
On considère la fonction f définie sur 6 ; 6 par 2 f x x x 0,25 2 4. 1) Calculer f x ' . 2) Etudier le signe de f x ' . 3) Dresser le tableau de variation de f sur 6 ; 6 .
Solution
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Math Problem Analysis
Mathematical Concepts
Differentiation
Quadratic Functions
Monotonicity
Critical Points
Formulas
f(x) = 0.25x² + 2x + 4
f'(x) = 0.5x + 2
Theorems
Sign of the derivative
Critical points and extrema
Monotonicity criteria
Suitable Grade Level
Grades 10-12
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