bonjour
[tex]A = - 5 x - 10 \\B = - 3 x + 6 \\C = x² + 3 \\D = 4 x - x^{2} \\E = - 3 x^{2} - 12 \\F = 2 x^{2} - 14 x \\G = 12 x^{2} + 6 x \\H = - 20 x^{2} + 40 x \\\\[/tex]
