Math Problem Statement
Solution
The problem shows two linear functions, A and B:
- Function A is represented by the graph.
- Function B is given by the equation .
We are tasked with comparing the slopes of these two functions.
1. Slope of Function A (from the graph):
To find the slope of Function A, we can use two points on the line from the graph. Let's choose:
- Point 1: (the y-intercept)
- Point 2:
The formula for the slope between two points and is: Substituting the values from the two points: So, the slope of Function A is .
2. Slope of Function B (from the equation):
The slope-intercept form of a line is , where is the slope. From the equation , we can see that the slope of Function B is .
Comparison:
- The slope of Function A is .
- The slope of Function B is .
Therefore, the slope of Function A is less than the slope of Function B.
The correct answer is: The slope of Function A is less than the slope of Function B.
Would you like more details or have any questions?
Here are five related questions to deepen your understanding:
- How do we interpret the y-intercept of a linear function?
- What is the significance of the slope in real-world contexts?
- Can you explain how to convert a graph into an equation?
- How would the graph of Function B look compared to Function A?
- How do we determine if two lines are parallel based on their slopes?
Tip: For any linear equation, the number next to is always the slope.
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Math Problem Analysis
Mathematical Concepts
Linear Equations
Slope
Graph Interpretation
Formulas
Slope formula: m = (y2 - y1) / (x2 - x1)
Slope-intercept form: y = mx + b
Theorems
Slope of a Line
Suitable Grade Level
Grades 7-9