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ZX-00FBF2006A2026年5月国际A卷 · 第 3 题
2026年5月国际A卷 · 原库模块 1 · Q3 原库参考解析
\( f\left(x\right)=35x+500 \)
The function \( f \) gives the monthly fee \( f(x) \) in dollars, a storage company charges to keep x boxes in its warehouse. What is the monthly fee, in dollars, the company charges to keep 40 boxes in its warehouse?
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