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

[ 1/1Inequality]
    Assignment:Find the solution set of inequality 2+（x+1）（x-2） >8 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
        2 + ( x + 1 ) * ( x - 2 ) >8         (1)

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    From inequality(1)：
         x < -2.372281 或  x ＞ 3.372281

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    The final solution set is :
         x < -2.372281 或  x ＞ 3.372281

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