Développer et réduire A=(2x+1)(2x-1)-3(x-5) au carré les dernières parenthèses.

By: USER1784
27 Agustus 2025 mathematiques 5 minutes
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Question

Grade: Education Subject: mathematiques
Développer et réduire A=(2x+1)(2x-1)-3(x-5) au carré les dernières parenthèses.
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bonjour

a = 4 x² - 2 x + 2 x - 1 - 3 x + 15
a = 4 x² - 3 x + 14
Answered on 27 Agustus 2025

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