Math Problem Statement
Дай ответ
Determine which graph represents the function y = 0.5x - 2.
Solution
The question asks to identify the graph of the function .
Let's analyze the function:
- Slope (m): The slope of this line is , which means the line rises by 0.5 units for each unit it moves to the right.
- Y-intercept (b): The y-intercept is , meaning the line crosses the y-axis at .
Looking at the answer choices:
- The correct graph will have a line with a gentle positive slope (since is a positive but small slope).
- The line must cross the y-axis at .
From the image, Option B matches this description: it has a positive slope and crosses the y-axis at .
Answer:
The correct option is B.
Would you like further details on how to analyze line equations?
Related Questions:
- How do you determine the slope and y-intercept from an equation?
- What happens to the graph if the slope is negative?
- How does changing the y-intercept affect the position of a line?
- How would a steeper slope affect the line's appearance?
- How can you convert different forms of linear equations into slope-intercept form?
Tip: Always check the y-intercept and slope first when matching an equation to a graph.
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Math Problem Analysis
Mathematical Concepts
Linear Equations
Graphing Functions
Slope-Intercept Form
Formulas
y = mx + b (Slope-Intercept Form)
Theorems
Concept of Slope and Y-Intercept
Suitable Grade Level
Grades 8-10