5272道题目5525 条题源记录 · 相同内容已合并
直线方程・斜率与截距挑战

There is a linear relationship between x and y. The table shows three values of x and their corresponding values of y in terms of a constant n. What is the slope of the line that represents this relationship in the xy-plane?
原库参考解析
直线方程・斜率与截距进阶
For the linear function f, the graph of y = f(x) in the xy-plane passes through the point (0, 2) and (3, 3). What is the slope of y = f(x) ?
原库参考解析
直线方程・斜率与截距进阶
Line n is shown in the xy-plane. Line k (not shown) is perpendicular to line n. What is the slope of line k?
原库参考解析
直线方程・斜率与截距挑战

There is a linear relationship between x and y. The table shows three values of x and their corresponding value of y in terms of a constant n. What is the slope of the line that represents this relationship in the xy-plane ?
原库参考解析
直线方程・斜率与截距进阶
In the xy-plane, line p has a slope of \( \frac{5}{3} \) and an x-intercept of(9,0). what is the y-coordinate of the y-intercept of line p?
原库参考解析
直线方程・斜率与截距挑战
The function f is defined by f(x)= ax + b, where a and b are constants and a > 0. In the xy-plane, the graph of y = f(x) has a y-intercept at (0, −26) and passes through the point (2, 9). What is the value of a + b?
原库参考解析
直线方程・斜率与截距挑战
Line j is shown in the xy-plane.Line k (not shown) is parallel to line j and passes through the point (0,5). Which equation defines line k?
原库参考解析
直线方程・斜率与截距挑战
For the linear function f, the graph of y = f(x) in the xy-plane has a slope of 0 and passes through the point (0, 25). Which equation defines f?
原库参考解析
直线方程・斜率与截距进阶

The table shows three values of x and their corresponding values of y. There is a linear relationship between x and y. What is the y-coordinate of the y-intercept of the line in the xy-plane that represents this relationship?
原库参考解析
直线方程・斜率与截距挑战
In the xy-plane, lines k and j are perpendicular and intersect at the point (5,28). Line j passes through the origin, and line k passes through the point (p, 0), where p is a constant. What is the value of p?
原库参考解析
直线方程・斜率与截距挑战

The roofs on the buildings of a public garden are designed to allow water to drain into the garden. The table shows the relationship between the area x, in square feet, of a roof and the amount of water f (x), in gallons, drained from the roof into the garden over a certain period of time. Which equation could define f
原库参考解析
直线方程・斜率与截距进阶
Line j is defined by \( 4x+5y=55 \). Line k is parallel to line j in the xy-plane. An equation of line k is \( 24x+ry=15 \) , where r is a constant. If line k passes through the point \( \left(0,\ b\right) \) , what is the value of b?
原库参考解析
