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Sagot :

Bonjour,

A = (6 - 3)(x + 1)

A = 6x + 6 - 3x - 3

A = 3x + 3

B = -3-x(2 - x)

B = -3 - 2x + x²

B = x² -2x - 3

Donc A ≠ B.

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