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4x^3 - 1.66\times 10^{-12}x^2 + 1.66\times 10^{-12}x - 4.16\times 10^{-13} = 0
4x^3 - 1.66\times 10^{-12}x^2 + 1.66\times 10^{-12}x - 4.16\times 10^{-13} = 0
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