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

[ 1/2Inequality]
    Assignment:Find the solution set of inequality -3x^2+6x >0 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
        -3 * x ^ 2 + 6 * x >0         (1)

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    From inequality(1)：
         0 < x < 2

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    The final solution set is :
         0 < x < 2
[ 2/2Inequality]
    Assignment:Find the solution set of inequality -3x^2+6x <0 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
        -3 * x ^ 2 + 6 * x <0         (1)

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    From inequality(1)：
         x < 0 或  x ＞ 2

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    The final solution set is :
         x < 0 或  x ＞ 2

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