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

[ 1/1Inequality]
    Assignment:Find the solution set of inequality 1÷6     Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
        1 ÷ 6 < x ^ 2 - 21 * x + 110         (1)

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    From inequality(1)：
         x < 9.854503 或  x ＞ 11.145497

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    The final solution set is :
         x < 9.854503 或  x ＞ 11.145497

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