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Bluebook试题5 · 第 15 题

Bluebook试题5 · 原库模块 3 · Q15 原库参考解析

The function f defined by f(t)= 14t + 9 gives the estimated length, in inches, of a vine plant t months after Tavon purchased it. Which of the following is the best interpretation of 9 in this context?
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