Math Problem Statement
Find the domain and range of the function graphed below.
Solution
Let's analyze the graph to determine the domain and range of the function.
Domain:
The domain of a function is the set of all possible x-values (inputs) for which the function is defined.
- From the graph, the function starts at (solid dot, indicating inclusion).
- It ends at (open circle, indicating exclusion).
So, the domain is:
Range:
The range of a function is the set of all possible y-values (outputs) the function can take.
- The highest point on the graph is at (solid dot).
- The lowest point the function reaches is slightly below , at about (open circle).
So, the range is:
Final Answer:
- Domain:
- Range:
Would you like further clarification or details?
Here are 5 questions to explore further:
- How do we determine when a dot on the graph means inclusion versus exclusion in the domain and range?
- What is the difference between closed and open intervals?
- How can the range change if the graph is stretched vertically or horizontally?
- How do the domain and range change for different types of functions (e.g., polynomials, exponentials)?
- Can there be cases where the domain is all real numbers? What would such a graph look like?
Tip: Always check for open and closed dots on the graph to know if endpoints are included in the domain or range.
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Math Problem Analysis
Mathematical Concepts
Functions
Domain and Range
Graph Interpretation
Formulas
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Theorems
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Suitable Grade Level
Grades 7-9