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
\( f\left(x\right)=x^3+8x+17 \)
For the given function \( f \), the graph of \( y=f\left(x\right) \) in the \( xy \)-plane passes through the point(0, \( b \)), where is a constant. What is the value of \( b \)?
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函数记号・代入与复合挑战
The function f is defined by \( f\left(x\right)=\frac{x+16}{5} \) , and \( f\left(a\right)=-19 \), where a is a constant. What is the value of a?
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函数记号・代入与复合进阶
The function f gives the product of a number, x, and a number that is 45 more than x. Which equation defines f ?
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函数记号・代入与复合进阶
The function f is defined by f (x)=\( 2x^2-5x \) . What is the value of f (8) ?
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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-190 to determine their profit p(x) , in dollars, for selling x car stickers. In order to earn a profit of $600, how many car stickers must they sell?
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函数记号・代入与复合挑战
The function j is defined by \( j\left(x\right)=\frac{x}{7} \) . What is the value of j (42)?
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函数记号・代入与复合进阶
The function g is defined by g(x) = 3x. For what value of is g(x) = 12?
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函数记号・代入与复合进阶
The function g is defined by g(x) = \( \sqrt{3x+1} \) .What is the value of g(5)?
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函数记号・代入与复合挑战
The function f is defined by the equation f(x) = 10x ＋4. What is the value of f(x) when x = 7?
原库参考解析
函数记号・代入与复合进阶
The function f gives the product of a number, x, and a number that is 94 more than x. Which equation defines f ?
原库参考解析
函数记号・代入与复合进阶
The function f is defined by \( f\left(x\right)=2x^2-5x \) . What is the value of f (7)?
原库参考解析
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-220 to determine their profit p(x), in dollars, for selling x car stickers. In order to earn a profit of $400, how many car stickers must they sell?
原库参考解析
