Calculer les images par f Svp aidez moi! Merci! f(x) = -2x + 3 f(2) = f(4) = f(-1) = g(x) = 4x g(-5) = g(2) = g(30) =
Mathématiques
lenagonzoles754
Question
Calculer les images par f
Svp aidez moi! Merci!
f(x) = -2x + 3
f(2) =
f(4) =
f(-1) =
g(x) = 4x
g(-5) =
g(2) =
g(30) =
Svp aidez moi! Merci!
f(x) = -2x + 3
f(2) =
f(4) =
f(-1) =
g(x) = 4x
g(-5) =
g(2) =
g(30) =
1 Réponse
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1. Réponse maudmarine
Bonjour
f(x) = -2x + 3
f(2) = - 2 * 2 + 3 = - 4 + 3 = - 1
f(4) = - 2 * 4 + 3 = - 8 + 3 = - 5
f(-1) = - 2 * - 1 + 3 = 2 + 3 = 5
g(x) = 4x
g(-5) = 4 * - 5 = - 20
g(2) = 4 * 2 = 8
g(30) = 4 * 30 = 120.