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Sagot :

VINS

[tex]bonsoir\\\\\\( x - 4 ) ( 2 x + 6 ) + ( x - 3 ) ( 4 - 5 x ) \\= 2 x^{2} + 6 x - 8 x - 24 + 4 x - 5 x^{2} - 12 + 15 x\\= - 3 x^{2} + 17 x - 36 \\\\[/tex]

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