5272道题目5525 条题源记录 · 相同内容已合并
直线方程・斜率与截距进阶
The function \( f \) is defined by \( f\left(x\right)=2x-\frac{1}{4} \). What is the y-intercept of the graph of \( y=f\left(x\right) \) in the xy-plane?
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直线方程・斜率与截距挑战
For the linear function p, \( p(c)=−5, \) where c is a constant, \( p\left(3\right)=23 \) and the slope of the graph of \( y=p\left(x\right) \) in the xy-plane is 7. For the linear function t, \( t\left(c\right)=-6 \) and \( t\left(4\right)=34 \) . What is the slope of the graph of \( y=t\left(x\right) \) in the xy-plane?
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直线方程・斜率与截距挑战
The table shows three values of x and their corresponding values of y, where s is a constant. There is a linear relationship between x and y. Which of the following equations represents this relationship?
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直线方程・斜率与截距进阶
\( f\left(x\right)=29 \)
For the given linear function \( f \) , which table gives three values of x and their corresponding values of \( f\left(x\right) \)?
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直线方程・斜率与截距进阶
In the xy-plane, line k and line l are perpendicular and intersect at the point (2, 8). If line k is defined by the equation \( y=mx+b \), where m and b are constants and \( m>1, \)which of the following points lies on line l?
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直线方程・斜率与截距挑战
For the linear function p, \( p\left(c\right)=-6 \), where c is a constant, \( p\left(5\right)=42 \) , and the slope of the graph of\( y=p\left(x\right) \) in the xy-plane is 8. For the linear function t, \( t\left(c\right)=-7 \) and \( t\left(6\right)=56 \) . What is the slope of the graph of \( y=t\left(x\right) \) in the xy-plane?
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直线方程・斜率与截距挑战
Line k is defined by \( y=8x+7 \). Line j is parallel to line k in the xy-plane and passes through the point (0, 15). Which equation defines line j?
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直线方程・斜率与截距进阶
The point \( \left(v,-5\right) \) lies on the line shown. What is the value of v?
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直线方程・斜率与截距进阶
\( f\left(x\right)=22 \)
For the given linear function \( f \), which table gives three values of \( x \) and their corresponding values of \( f\left(x\right) \) ?
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直线方程・斜率与截距挑战
The graph shows a linear relationship between x and y. Which equation represents this relationship,where R is a positive constant?
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直线方程・斜率与截距挑战
The function \( f \) is defined by \( f\left(x\right)=6x+14 \). What is the y-coordinate of the y-intercept of the graph of \( y=f\left(x\right) \) in the xy-plane?
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直线方程・斜率与截距挑战
In the linear function \( f \), \( f\left(0\right)=2 \) and \( f\left(7\right)=2 \). Which equation defines \( f \) ?
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