Bonjour aidez moi svp ! 9 Ca3 Développer et réduire.
A = 4x(8x + 4) + 8(5 - x)
B = (x - 1) (2x + 3) + (5x + 1)2
C = (2x - 4)(6x - 7) - 3x(2x + 4)
D = (2x + 6)2 - (2x - 6)2
A = 4x(8x + 4) + 8(5 - x)
B = (x - 1) (2x + 3) + (5x + 1)2
C = (2x - 4)(6x - 7) - 3x(2x + 4)
D = (2x + 6)2 - (2x - 6)2
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