Math Problem Statement
The entire graph of the function h is shown in the figure below. Write the domain and range of h using interval notation.
Solution
To solve for the domain and range of the function as shown in the graph:
(a) Domain:
- The domain represents all possible -values for which the function is defined.
- Observing the graph, the function starts at and ends at .
- At , the point is filled, indicating that is included.
- At , the point is open, meaning is not included.
Thus, the domain in interval notation is:
(b) Range:
- The range represents all possible -values that the function can take.
- The highest point on the graph occurs at , and the lowest point occurs at .
- The highest value is included (filled point), while is also included (open point on the right does not affect range).
Thus, the range in interval notation is:
Final Answer:
- Domain:
- Range:
Would you like more details or have any questions about this?
Here are 5 related questions you might consider:
- What is the difference between an open and closed interval?
- How do you determine the domain from a graph of a function?
- How do you determine the range of a function algebraically?
- What is the significance of filled and open points on graphs in terms of domain and range?
- How do you express a function's domain and range using set notation?
Tip: Always check for open or closed points at the boundaries of intervals when determining domain and range from a graph.
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Math Problem Analysis
Mathematical Concepts
Domain and Range
Interval Notation
Graph Interpretation
Formulas
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Theorems
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Suitable Grade Level
Grades 9-12