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(9/4)*(53/6)
-20-j100;80-j100;80-j100;80-j100;0;0
ln(1)*x^2
600*x^2+0*x^3+0*x-38.4 = 0;x
x
300*x^3+0*x^2+0*x+38.4 = 0;x
x
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