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

[ 1/1Inequality]
    Assignment:Find the solution set of inequality 441*x^3+413*x^2+6028*x+8724 <0 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
        441 * x ^ 3 + 413 * x ^ 2 + 6028 * x + 8724 <0         (1)

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    From inequality(1)：
         x < -1.384437

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    The final solution set is :
         x < -1.384437

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