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高考题浓缩了众多专家的智慧,在日常教学中备受广大教师的青睐,但如果不能从深层去剖析高考的命题立意,不能从上位去拓展考题的应用价值,不能从长远去构建教学的培养目标,则会导致“只见树木不见森林”的现象.笔者发现高考数学试题在注重考查数学能力的同时,还有向“熟题”的改造和“熟题”的组合发展的趋势.二次函数是中学数学中的重要函数,它的性质及应用是高考的重点考察内容,尤其是二次函数在闭区间上的值域和最值问题是
The college entrance examination concentrates the wisdom of many experts and is favored by the majority of teachers in daily teaching. However, if we can not analyze the proposition of the college entrance examination from a deeper perspective, we can not expand the application value of the exam from a higher level, nor can we build a teaching culture in the long run Goal, it will lead to “I saw the trees do not see the forest ” phenomenon.I found that the math test entrance examination focus on the ability of math at the same time, there are to “cooked question ” the transformation and “cooked question ” combination The development of the trend of secondary function is an important function of secondary school mathematics, its nature and application of the key content of the examination, especially the quadratic function in the interval and the value of the maximum value problem