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Sagot :

Réponse:

G = 35 + 42x

7 ( 5+6x)

H= 9x² - 6

= (3x+√6) (3x-√6)

I= 12x-8x²

= 4x (3-2x)

J= 28x+20x²

= 4x ( 7+5x)

K= 4x²-4x

= 4x ( x-1)

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