développer et réduire à = - 3 facteur de X - 7 facteur​

By: USER3759
26 Agustus 2025 mathematiques 5 minutes
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Question

Grade: Education Subject: mathematiques
développer et réduire à = - 3 facteur de X - 7 facteur​
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Best Answer
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bjr

-3(x - 7)

-3(x - 7) = -3*x - (-3)*7         on multiplie -3 par x

                                           on multiplie -3 par 7     (* : multiplié)

= -3x - (-21)

= -3x  + 21

c'est terminé


Answered on 26 Agustus 2025

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