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Bonsoir
x²-22x+24 = 0
delta = 484 - 96 = 388 donc Vdelta = V388 = 19.7 arrondi
deux solutions
x ' = (22 -19.7)/2 = 1.15
x " = (22+19.7)/2 = 20.85
Bonne soirée
x²-22x+24 = 0
delta = 484 - 96 = 388 donc Vdelta = V388 = 19.7 arrondi
deux solutions
x ' = (22 -19.7)/2 = 1.15
x " = (22+19.7)/2 = 20.85
Bonne soirée