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

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

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    From inequality(1)：
         -1 < x < 0.750787

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    The final solution set is :
         -1 < x < 0.750787

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