ONE QUESTION, ONE STEP
ZX-7E47789F812024年3月A卷 · 第 15 题
2024年3月A卷 · 原库模块 2 · Q15 原库参考解析
The function\( f\left(x\right)=\frac{1}{8}\left(x-6\right)^2+4 \) gives a toy car's height above the ground f (x), in inches, x seconds after it started moving on an elevated track, where \( 0\le x\le10 \) . Which of the following is the best interpretation of the vertex of the graph of y = f (x) in the xy-plane?
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