Overview: 1 questions will be solved this time.Among them
           ☆1 inequalities

[ 1/1Inequality]
    Assignment:Find the solution set of inequality -20.47x^3+31.096x^2-27.63x+30.393 >0 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
        -20.47 * x ^ 3 + 31.096 * x ^ 2 - 27.63 * x + 30.393 >0         (1)

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    From inequality(1)：
         x < 1.339116

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    The final solution set is :
         x < 1.339116

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