Bonjour, pourriez-vous m'aider svp
Je me demande si f(41)= 43x41-42^ est une fonction affine et pourquoi ?

Merci

By: USER6835
28 Agustus 2025 mathematiques 5 minutes
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Question

Grade: Education Subject: mathematiques
Bonjour, pourriez-vous m'aider svp
Je me demande si f(41)= 43x41-42^ est une fonction affine et pourquoi ?

Merci
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Answer (132)

Best Answer
(293)
Si [tex]f(41)=43\times41-42^{2}[/tex] alors [tex]f[/tex] est défini par [tex]f(x)=43x-42^{2}[/tex]

42² est défini, il est non-variariable. ( 42²=1764. On a donc [tex]f(x)=43x-1764[/tex].

[tex]f[/tex] étant écrit sous la forme [tex]ax+b[/tex] donc [tex]f[/tex] est affine.
Answered on 28 Agustus 2025

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Coucou à tous
RST est un triangle tel que RS = 8 cm,
RT = 6 cm et TS = 7 cm. P est le milieu de [RT]
et F est le milieu de [TS].
a. Fais un dessin à main levée et code-le.
b. Montre que (RS) et (PF) sont parallèles.
c. Calcule PF en justifiant la démarche utilisée.
Merci

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