Math Problem Statement
Solution
The problem provided asks you to analyze the absolute value function , identify its domain and range, and choose the correct graph.
Step-by-Step Breakdown:
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The given function: This is an absolute value function. The graph of is a V-shaped graph that shifts horizontally 3 units to the left (since ) and vertically 2 units upward (because of the +2).
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Domain: Absolute value functions have no restrictions on . Therefore, the domain is all real numbers:
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Range: The range is determined by the vertical shift. The lowest value of is 0, and adding 2 shifts this minimum value up to 2. Therefore, the function will only output values greater than or equal to 2:
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Graph: The graph of the function is a V-shape with its vertex at . The correct graph should reflect this vertex and the upward-facing V shape.
Identifying the correct graph:
Based on the graph choices:
- The correct graph should have a vertex at .
- Looking at the image, Graph B is the one with the vertex at .
Final answers:
- Domain:
- Range:
- Correct graph: B
Would you like any further details on how these conclusions were reached?
Relative Questions:
- How do horizontal and vertical shifts affect the graph of an absolute value function?
- Why does the domain of an absolute value function always span all real numbers?
- How do we determine the range of absolute value functions?
- How can the vertex of an absolute value function be found from its equation?
- What are the general properties of absolute value graphs in terms of shape and transformations?
Tip: Always check the vertex of the absolute value function to verify which graph is correct based on shifts and transformations.
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Math Problem Analysis
Mathematical Concepts
Algebra
Absolute Value Functions
Function Transformations
Formulas
f(x) = |x + a| + b
Vertex form of an absolute value function
Theorems
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Suitable Grade Level
High School