Bonjour
je veux calculer les images de -8 par toute ces fonctions :
f (x) = -3 x + 15

G(x) = (x + 9)/( -2 x -20 )

k (x) = ( - x + 8) (3x - 1) Merci bien

By: USER3562
26 Agustus 2025 mathematiques 5 minutes
4.5
192 views 192 comments 13 shares

Question

Grade: Education Subject: mathematiques
Bonjour
je veux calculer les images de -8 par toute ces fonctions :
f (x) = -3 x + 15

G(x) = (x + 9)/( -2 x -20 )

k (x) = ( - x + 8) (3x - 1) Merci bien
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192 Viewed 192 Answers

Answer (192)

Best Answer
(231)
  • f (x) = -3 x + 15

f(8)=-3x8+ 15

=-24+ 15

=-9

  • G(x) = (x + 9)/( -2 x -20 )  

G(8)= (8+ 9)/( -2x8 -20 )  

=17/-36

  • k (x) = ( - x + 8) (3x - 1)

=0

Answered on 26 Agustus 2025

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