Math Problem Statement
The graph of an absolute value function f(x) is shown below. Find the y-intercept and f(-2).
Solution
The graph shown in the image is of an absolute value function , which appears to form a "V" shape. Let's break down the questions:
Part (a): Find the y-intercept
- The y-intercept occurs when . From the graph, we can see that when , the value of .
- Therefore, the y-intercept is .
Part (b): Find
- To find , look at where on the graph.
- From the graph, when , the corresponding value of is .
- Therefore, .
Would you like further details or have any questions?
Here are 5 related questions to extend your understanding:
- What is the vertex of the absolute value function, and how is it found?
- How can you write the equation of the absolute value function based on this graph?
- How would you find the x-intercepts of this function?
- Can you explain how the slope changes on either side of the vertex?
- How does the transformation of a basic absolute value function affect its graph?
Tip: The absolute value function typically takes the form , where is the vertex, and affects the steepness of the V-shape.
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Math Problem Analysis
Mathematical Concepts
Absolute Value Functions
Graph Interpretation
Formulas
f(x) = a|x - h| + k
Theorems
Intercept Theorem
Vertex Form of Absolute Value Functions
Suitable Grade Level
Grades 7-9