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

[ 1/1Inequality]
    Assignment:Find the solution set of inequality 9+3.2 <(6-x)*x+7.2 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
        9 + 3.2 < ( 6 - x ) * x + 7.2         (1)

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    From inequality(1)：
         1 < x < 5

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    The final solution set is :
         1 < x < 5

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