2024年5月北美B卷 · 第 4 题

2024年5月北美B卷 · 原库模块 2 · Q4 原库参考解析

The roofs on the buildings of a public garden are designed to allow water to drain into the garden. The table shows the relationship between the area x, in square feet, of a roof and the amount of water  f (x), in gallons, drained from the roof into the garden over a certain period of time. Which equation could define  f