5272道题目5525 条题源记录 · 相同内容已合并
指数式・指数方程与函数特征挑战
What is the y-intercept of the graph of \( y=\left(\frac{8}{13}\right)^{x+1} \) in the xy-plane?
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指数式・指数方程与函数特征挑战
What is the y-intercept of the graph of \( y=16^x \) in the xy-plane?
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指数式・指数方程与函数特征进阶
The table shows selected values from the function \( f \).
Which of the following is the best description of function ?
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指数式・指数方程与函数特征挑战
What is the y-intercept of the graph of \( y=6\left(7\right)^{x+2} \) in the xy-plane?
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指数式・指数方程与函数特征进阶
For the function h, the table gives three values of x and their corresponding values of h(x). Which equation could define h?
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指数式・指数方程与函数特征挑战
The functions \( f \) and \( g \) are defined by the equations shown, where a and b are integer constants, \( a<b \) and\( b<0 \). If\( y=f(x) \) and \( y=g(x) \) are graphed in the xy-plane, which of the following equations displays, as a constant or coefficient, the y-coordinate of the y-intercept of the graph of the corresponding function?
I. \( f(x)=a(4.2)^{x+b} \)
II. \( g(x)=a(4.2)^x+b \)
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指数式・指数方程与函数特征进阶
\( f\left(x\right)=20\left(2\right)^x+6\left(2\right)^x \)
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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指数式・指数方程与函数特征挑战
The equation of the graph shown is \( y=a^x+b \) , where a and b are constants. What is the value of \( a−b \)?
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指数式・指数方程与函数特征进阶
The function \( f \) is defined by \( f(x)=4(2)^x \). What is the value of \( f(x) \) when \( x=5 \)?
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指数式・指数方程与函数特征挑战
The equation of the graph shown is \( y=a^x+b \), where a and b are constants. What is the value of \( a−b \)?
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指数式・指数方程与函数特征挑战
The function \(f\) is defined by \(f(x)=a^x-b\), where \(a\) and \(b\) are constants. In the \(xy\)-plane, the graph of \(y=f(x)\) passes through the points \((c,5)\) and \((2c,137)\), where \(c\) is a constant. Which of the following could be the value of \(b\)?
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指数式・指数方程与函数特征挑战
The equation of the graph shown is \( y=a^x+b \), where \( a \) and \( b \) are constants. What is the value of \( a−b \) ?
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