Sagot :
[tex]bonjour\\\\\\A = 4 x ( 6 x - 8) = 24 x^{2} - 32 x \\\\B = 7 x + 3 ( 2 x + 7) = 7 x + 6 x + 21 = 13 x + 21 \\\\[/tex]
[tex]bonjour\\\\\\A = 4 x ( 6 x - 8) = 24 x^{2} - 32 x \\\\B = 7 x + 3 ( 2 x + 7) = 7 x + 6 x + 21 = 13 x + 21 \\\\[/tex]