If a line has a slope of -1, what does that indicate about its direction?
Identifying Y-intercept(Graphs)

Quiz
•
Mathematics
•
8th Grade
•
Easy
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15 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
The line is horizontal, indicating no change in y as x changes.
The line is vertical, indicating an undefined slope.
The line has a downward slant from left to right, indicating that for every unit increase in x, y decreases by 1 unit.
The line has an upward slant from left to right, indicating that for every unit increase in x, y increases by 1 unit.
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What does the slope of a line represent?
The slope of a line represents the rate of change of y with respect to x.
The slope of a line represents the distance between two points on the line.
The slope of a line represents the angle of the line with the x-axis.
The slope of a line represents the total length of the line segment.
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
How do you find the y-intercept from a linear equation?
Set x to 0 and find the value of y.
Set y to 0 and find the value of x.
Use the slope-intercept form to calculate the slope.
Add the values of m and b.
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What does a negative y-intercept indicate about a line?
A negative y-intercept indicates that the line crosses the y-axis below the origin.
A negative y-intercept indicates that the line is horizontal.
A negative y-intercept indicates that the line has a positive slope.
A negative y-intercept indicates that the line crosses the x-axis below the origin.
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the significance of the y-intercept in real-world scenarios?
It represents the slope of a line in a graph.
It indicates the maximum value of a function.
It can represent the starting value of a situation in real-world contexts, such as initial costs or starting quantities.
It shows the relationship between two variables.
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
If a line crosses the y-axis at (0, 2), what is the y-intercept?
1
2
3
4
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the y-intercept of the equation y = -2x - 6?
-6
-2
0
6
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