Overview: 2 questions will be solved this time.Among them
           ☆2 inequalities

[ 1/2Inequality]
    Assignment:Find the solution set of inequality 19a-5 >0 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
        19 * a - 5 >0         (1)

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    From inequality(1)：
         a ＞ 0.263158

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    The final solution set is :
         a ＞ 0.263158
[ 2/2Inequality]
    Assignment:Find the solution set of inequality a-2 <0 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
         a - 2 <0         (1)

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    From inequality(1)：
         a < 2

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    The final solution set is :
         a < 2

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