Bonjour j’ai un DM à faire et je n’arrive pas à trouver la réponse de cette question

9/ Parmi les expressions suivantes, laquelle correspond
au développement de (x + 2) (x +4) ?
ox2 + 6x + 8 o x2 + 3x + 12
ox2 + 8
o 2x + 6

By: USER7398
27 Agustus 2025 mathematiques 5 minutes
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Question

Grade: Education Subject: mathematiques
Bonjour j’ai un DM à faire et je n’arrive pas à trouver la réponse de cette question

9/ Parmi les expressions suivantes, laquelle correspond
au développement de (x + 2) (x +4) ?
ox2 + 6x + 8 o x2 + 3x + 12
ox2 + 8
o 2x + 6
Asked by:
265 Viewed 265 Answers

Answer (265)

Best Answer
(157)

bonsoir

( x+2)(x+4)

= x(x+4)+2(x+4)

= x²+4x+2x+8

= x² +6x +8

l'expression (x+2)(x+4) correspond à x²+6x+8

Answered on 27 Agustus 2025
(136)

Réponse:

x2+6x+8

Explications étape par étape:

x×x+4x+2x+2×4

x2+4x+2x+8

Answered on 27 Agustus 2025

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