5272道题目5525 条题源记录 · 相同内容已合并
函数记号・代入与复合挑战
The function f is defined by f (x)= 35x + 40. What is the value of f (x) when x = 2?
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函数记号・代入与复合进阶
f(x) =250(5)x
The function f is defined by the given equation. lf g(x) = f (x - 2), which of the followingequations defines the function g?
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函数记号・代入与复合进阶
The function f is defined by f(x)= 10x2- 40x - 150. What is the value of f (0)?
原库参考解析
函数记号・代入与复合挑战
The function f is defined by f(x) = 35x +40.What is the value of f(x) when x = 2?
原库参考解析
函数记号・代入与复合进阶
The function \( A\left(b\right)=8b^2 \)gives the area of a right triangle, in square centimeters\( \left(cm^2\right) \) , if the length of its base is \( b \) cm and the length of its height is 16 times the length of its base. Which of the following is the best interpretation of \( A\left(19\right)=2,888 \)?
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函数记号・代入与复合进阶
The function f is defined by f(x)=6(2x+4). For what value of x does f(x)=48?
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函数记号・代入与复合进阶
\( f\left(x\right)=\left(x-a\right)\left(x-b\right) \)
The function f is defined by the given equation, where a and b are integer constants. If f \( (18)>0 \) , f \( (21)<0 \) , and f \( (24)>0 \) , which of the following could be the value of a+b?
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函数记号・代入与复合进阶
The function f is defined by \( f\left(x\right)=4x^3+7 \) . What is the value of f (2)?
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函数记号・代入与复合进阶
The function\( f\left(x\right)=180\left(x-2\right) \) gives the sum of the interior angles, in degrees, for a polygon with x sides. What is the sum of the interior angles, in degrees, for a polygon with 14 sides?
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函数记号・代入与复合进阶
The function g is defined by \( g\left(x\right)=\frac{5}{9}x-\frac{7}{9} \). What is the value of \( g(18)? \)
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函数记号・代入与复合挑战

The table shows three values of x and their corresponding values of \( g\left(x\right) \), where \( g\left(x\right)=\frac{f\left(x\right)}{x+3} \) and f is a linear function. What is the y-intercept of the graph of \( y=f\left(x\right) \) in the xy-plane?
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函数记号・代入与复合进阶

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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