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直线方程・斜率与截距进阶

Line p is defined by 4y + 8x = 6. Line r is perpendicular to line p in the xy-plane. What is the slope of line r?
原库参考解析
Bluebook试题2 · 原库模块 1 · Q16作答 ↗
直线方程・斜率与截距基础

xf(x)
029
132
235

For the linear function f, the table shows three values of x and their corresponding values of f(x). Which equation defines f(x)?
原库参考解析
Bluebook试题2 · 原库模块 2 · Q14作答 ↗
直线方程・斜率与截距基础

The function f is defined by f(x) = 7x -84.What is the x-intercept of the graph of y = f(x) in the xy-plane?
原库参考解析
Bluebook试题2 · 原库模块 2 · Q19作答 ↗
直线方程・斜率与截距基础

题目图表
What is the y-intercept of the graph shown?
原库参考解析
Bluebook试题2 · 原库模块 2 · Q3作答 ↗
直线方程・斜率与截距挑战

xy
k13
k + 7-15

The table gives the coordinates of two points on a line in the xy-plane. The y-intercept of the line is (k - 5,b), where k and b are constants. What is the value of b?
原库参考解析
Bluebook试题2 · 原库模块 3 · Q15作答 ↗
直线方程・斜率与截距进阶

In the xy-plane, the graph of the linear function f contains the points (0, 2) and (8, 34). Which equation defines f, where y= f(x)?
原库参考解析
Bluebook试题3 · 原库模块 1 · Q10作答 ↗
直线方程・斜率与截距进阶

The function h is defined by h(x)= 4x + 28. The graph of y= h(x) in the xy-plane has an x-intercept at (a, 0) and a y-intercept at (0, b), where a and b are constants. What is the value of a + b?
原库参考解析
Bluebook试题3 · 原库模块 1 · Q16作答 ↗
直线方程・斜率与截距进阶

A line in the xy-plane has a slope of

\(\frac{1}{9}\)
and passes through the point (0, 14). Which equation represents this line?
原库参考解析
Bluebook试题3 · 原库模块 1 · Q2作答 ↗
直线方程・斜率与截距基础

题目图表
The graph shows the linear relationship between x and y. Which table gives three values of x and their corresponding values of y for this relationship?
原库参考解析
Bluebook试题3 · 原库模块 2 · Q10作答 ↗
直线方程・斜率与截距基础

题目图表
What is the y-intercept of the graph shown?
原库参考解析
Bluebook试题3 · 原库模块 2 · Q7作答 ↗
直线方程・斜率与截距进阶

x10152025
f(x)82137192247

The table shows four values of x and their corresponding values of f(x). There is a linear relationship between x and f(x) that is defined by the equation f(x) = mx - 28, where m is a constant. What is the value of m?
原库参考解析
Bluebook试题4 · 原库模块 1 · Q11作答 ↗
直线方程・斜率与截距进阶

The graph of 9x - 10y = 19 is translated down 4 units in the xy-plane. What is the x-coordinate of the x-intercept of the resulting graph?
原库参考解析
Bluebook试题4 · 原库模块 1 · Q22作答 ↗