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Question

(9x – 6)2(au carré) - 16factorise svp merci​

1 Réponse

  • Bonsoir,

    Factoriser:

    (9x – 6)² - 16= (9x – 6)² - 4²= (9x-6-4)(9x-6+4)= (9x-10)(9x-2)

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