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ZX-E7B82116BA2025年8月国际A卷 · 第 21 题
2025年8月国际A卷 · 原库模块 1 · Q21 原库参考解析
\( f\left(x\right)=20\left(2\right)^x+6\left(2\right)^x \)
The function \( f \) is defined by the given equation. Which of the following equivalent forms of \( f \)displays, as a coefficient or a base, the y-coordinate of the y-intercept of the graph of \( y=f(x) \) in the xy-plane?
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