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((3*x)/2)^2-(6*x)-308 = 0
((3*x)/2)^2-6*x-308 = 0
9/4*x^2-6*x-308 = 0
DELTA = (-6)^2-(-308*9/4*4)
DELTA = 2808
DELTA > 0
x = (2808^(1/2)+6)/(2*9/4) or x = (6-2808^(1/2))/(2*9/4)
x = 2/9*(6*78^(1/2)+6) or x = 2/9*(6-6*78^(1/2))
x in { 2/9*(6-6*78^(1/2)), 2/9*(6*78^(1/2)+6) }
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