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二次函数问题是近几年高考的热点,很受命题者的青睐,二次函数在闭区间上的最值问题是二次函数的重要题型之一.本文系统归纳这种问题的常见类型及解题策略.
The problem of quadratic function is a hot spot of the college entrance examination in recent years. It is very popular among propositionalists. The problem of the quadratic function’s value in the closed interval is one of the important questions of the quadratic function. This paper systematically summarizes the common types of such questions. Resolve strategy.