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2*x^3+3*x^2+3*x+1 = 0
2*x^3+0*x^2+0*x-3 = 0
10270;32
(2/11+3)*x-((13/77)*x^2)+y-(53/77)-22;3.2*x-(0.16*x^2)+y-21
(1/4)*(x-3)^2-2 = 0
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