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Sagot :

AJNR

Réponse:

(-6x + 4) × 2x -6( -6x ) +4

(2x × -6x) + (2x × 4) + 36 x +4

-12x^2 + 8x + 36 x +4

-12x^2 +42x +4

12x^2 signifie 12 x au carré

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