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sanada
@sanada
January 2021
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svp aidez moi à développer puis réduire cette expression :
(6x-2)(5x-3)
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PAU64
(6x - 2) (5x - 3)
= 6x * 5x + 6x * (- 3) - 2 * 5x - 2 * (- 3)
= 30x² - 18x - 10x + 6
= 30x² - 28x + 6
3 votes
Thanks 1
PAU64
* désigne "fois"
sanada
merci
PAU64
de rien :)
vamica
= 6x * 5x - 6x* 3 - 2* 5x + 3*2 = 30x² - 18x - 10x +6 = 30x² - 28x +6
1 votes
Thanks 1
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sanada
June 2021 | 0 Respostas
Bonsoir,j'ai besoin d'aide c'est urgent
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= 6x * 5x + 6x * (- 3) - 2 * 5x - 2 * (- 3)
= 30x² - 18x - 10x + 6
= 30x² - 28x + 6