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用函数观点处理实际问题的关键是认真分析实际情境,建立相应的函数模型．下面以中考题为例解析如下．例1有一水池装水12立方米,如果从水管中每小时流出x立方米的水,则经过y小时可以
The key to dealing with practical problems with functional viewpoints is to carefully analyze the actual situation and establish a corresponding function model. The following exams as an example to resolve the following. Example 1 has a tank containing 12 cubic meters of water. If x cubic meters of water flow from the water pipe every hour,