函数是初中数学的核心知识,函数应用题一直是中考命题的重点.成本最低、利润最大、产量最高、效益最好、用料最省等实际问题是中考命题的热点.下面以2014年中考试题为例,对函数应用题进行分类解析.一、图像信息型例1(2014年哈尔滨卷)早晨,小刚沿着通往学校唯一的一条路(直路)上学,途中发现忘带饭盒,停下往家里打电话,妈妈接到电话后带上饭盒马上赶往学校,同时小刚返 Function is the core knowledge of junior high school mathematics, function problem has been the focus of the senior high school entrance examination.The lowest cost, the most profitable, the highest yield, the best benefit, the most practical materials and other practical problems is the hot topic in the test. (1) Image Information Example 1 (Harbin, 2014) In the morning, Xiao Gang went to school along the only road (straight road) to go to school, where he found the forgotten lunch box and stopped To call home, my mother received a phone call immediately brought to school, while Kong Gang return