Math Problem Statement
Graph the equation y = 3|x + 4|
Solution
The equation provided in the image is . This is an absolute value function, which has a V-shaped graph.
Key points for graphing the function :
- Vertex: The absolute value function has a vertex at the point where , i.e., . So, the vertex is .
- Slope: The coefficient of 3 in front of the absolute value indicates that the slopes of the lines forming the "V" shape are for the right branch and for the left branch.
- Shape: The function is symmetric with respect to the vertex, and the graph opens upwards due to the positive coefficient.
Steps to plot:
- The graph has a vertex at .
- For values of , the graph follows the line .
- For values of , the graph follows the line .
Let me know if you'd like further explanation or if you have any questions!
Here are some related questions:
- What is the general form of an absolute value equation?
- How do changes in the coefficient in front of the absolute value affect the graph?
- How do you find the vertex of an absolute value function?
- How do you graph piecewise functions like absolute value equations?
- What role does the slope play in the graph of absolute value functions?
Tip: Always identify the vertex of an absolute value function first to understand its symmetry and direction!
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Math Problem Analysis
Mathematical Concepts
Algebra
Absolute Value Functions
Graphing
Formulas
y = a|x - h| + k (absolute value function)
Theorems
Graphing Absolute Value Functions
Slope of a Line
Suitable Grade Level
Grades 8-10