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

[ 1/1Inequality]
    Assignment:Find the solution set of inequality 279(1-x)[(1-0.02)^180] >0.015 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
        279 * ( 1 - x ) * ( ( 1 - 0.02 ) ^ 180 ) >0.015         (1)

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    From inequality(1)：
         x < 0.997959

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    The final solution set is :
         x < 0.997959

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