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er ci han shu de tu xiang yu xing zhi
Author(s): 
Pages: 20-23
Year: Issue:  36
Journal: Junior Middle School Students

Abstract: 二次函数的图像及性质,是初中数学的核心内容,也是中考的必考点.下面对二次函数的图像及性质归纳如下,供同学们学习时参考. 一、图像与性质 二、应用举例 类型1 抛物线对称性的应用 例1 (2014年枣庄卷)已知二次函数y=ax2+ bx+c中x、y的部分对应值如下表:
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