Bonjour vous pouvez me développer l'expression (-x+1)(2x+7) svp

By: USER9264
26 Agustus 2025 mathematiques 5 minutes
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Question

Grade: Education Subject: mathematiques
Bonjour vous pouvez me développer l'expression (-x+1)(2x+7) svp
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Bonsoir,

On utilise la double distributivité :

(-x+1)(2x+7)

=(-x*2x)+(-x*7)+(1*2x)+(1*7)

=-2x²-7x+2x+7

=-2x²-5x+7

Bonnes fêtes

Answered on 26 Agustus 2025

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