What is the definition of the y-intercept in a linear equation?
Identify Slope and Y-Intercept from a Graph

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•
Mathematics
•
8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The y-intercept is the point where the line crosses the y-axis, represented as (0, b) in the equation y = mx + b, where b is the y-intercept.
2.
FLASHCARD QUESTION
Front
How can you identify the y-intercept from the equation y = mx + b?
Back
The y-intercept can be identified as the value of b in the equation, which is the constant term.
3.
FLASHCARD QUESTION
Front
What does the slope represent in a linear equation?
Back
The slope represents the rate of change of y with respect to x, indicating how steep the line is.
4.
FLASHCARD QUESTION
Front
How is the slope calculated from two points on a line?
Back
The slope (m) is calculated using the formula m = (y2 - y1) / (x2 - x1), where (x1, y1) and (x2, y2) are the coordinates of the two points.
5.
FLASHCARD QUESTION
Front
What is the slope of the line represented by the equation y = 3x + 2?
Back
The slope of the line is 3.
6.
FLASHCARD QUESTION
Front
How can you find the y-intercept from a graph?
Back
The y-intercept can be found by locating the point where the line intersects the y-axis.
7.
FLASHCARD QUESTION
Front
What is the significance of a positive slope?
Back
A positive slope indicates that as x increases, y also increases, showing a direct relationship.
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