5272道题目5525 条题源记录 · 相同内容已合并
函数记号・代入与复合进阶
Maya is enlarging the area of a photograph that measures 7 centimeters by 5 centimeters. The resulting area, in square centimeters, of the photograph is given by the function \( S(x)=(7x)(5x) \) , where x represents the scale factor used to increase both the length and width of the photograph. Which statement is the best interpretation of\( S(3)=315 \)?
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函数记号・代入与复合进阶
A student council group is selling car stickers for a fundraiser. They use the function \( p(x)=5x-210 \) to determine their profit p(x), in dollars, for selling x car stickers. In order to earn a profit of $800, how many car stickers must they sell?
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函数记号・代入与复合进阶
The function k is defined by \( k(x)=x^3+80 \) . What is the value of \( k(x) \) when \( x=2 \)?
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函数记号・代入与复合挑战
The function \( f \) is defined by \( f(x)=-\frac{1}{4}(x-13)+4 \). For what value of x does \( f(x)=4a \), where a is a constant?
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函数记号・代入与复合进阶
The function \( f \) is defined by \( f(x)=\frac{4}{5}x-\frac{7}{5} \). For what value of x does \( f(x)=5 \)?
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函数记号・代入与复合挑战
The function A defined by \( A(x)=x(x+2) \) gives the area, in square inches, for a parallelogram with a height of x inches and a base that is 2 inches longer than its height. Which of the following is the best interpretation of A(50) = 2,600 in this context?
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函数记号・代入与复合进阶
The function \( f \) is defined by \( f(x)=3x+4 \). What is the value of \( f(x) \) when x = 100?
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函数记号・代入与复合基础
The function \( f \) is defined by \( f(x)=9x^3+6 \). What is the value of \( f(2) \)?
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函数记号・代入与复合进阶
The graph of the polynomial function \( f \) in the xy-plane, where \( y=f(x) \), passes through the point (2, 7). What is the value of \( f(2) \)?
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函数记号・代入与复合进阶
\( f(x)=x+\frac{7}{12} \)
The function \( f \) is defined by the given equation. What is the value of \( f(x) \) when \( x=\frac{5}{12} \)?
The function \( f \) is defined by the given equation. What is the value of \( f(x) \) when \( x=\frac{5}{12} \)?
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函数记号・代入与复合基础
The function \( f \) is defined by \( f(x)=5x^3+6 \). What is the value of \( f(2) \)?
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函数记号・代入与复合进阶
\( f(x)=x^3+6x+11 \)
For the given function \( f \), the graph of \( y=f(x) \) in the xy-plane passes through the point (0, b), where b is a constant. What is the value of b?
For the given function \( f \), the graph of \( y=f(x) \) in the xy-plane passes through the point (0, b), where b is a constant. What is the value of b?
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