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在九年级下册教科书26页的习题26.3中所透射出的二次函数在运用最值解决图形的面积时所透射出的特殊结论,让我们看到特殊图形的更多的特征。
The quadratic function transmitted in Problem 26.3 on page 26 of the 9th grade textbook shows a more specific feature of the special graphic when we apply the special conclusion that is transmitted when the value of the graphic is most solved.