Math Problem Statement
Identify the y-intercept?
Solution
The y-intercept of a line is the point where the line crosses the y-axis (vertical axis). From the given graph, the line crosses the y-axis at the point .
Therefore, the y-intercept is:
D. -2
Would you like a detailed explanation or have any questions? Here are 5 related questions to further explore:
- How do you find the x-intercept of a line from a graph?
- What is the slope of the line shown in the graph?
- How would the graph change if the y-intercept was positive?
- Can you explain how to determine the equation of this line?
- What does the y-intercept represent in the context of a real-world problem?
Tip: The y-intercept can be easily identified by setting in the equation of the line and solving for .
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Math Problem Analysis
Mathematical Concepts
Graphing
Linear Equations
Y-intercept
Formulas
y = mx + b (Slope-Intercept Form)
Y-intercept is the value where x = 0
Theorems
Slope-Intercept Theorem
Suitable Grade Level
Grades 6-8