Math Problem Statement
Solution
The image contains three graphs with the prompt asking which of the following best represents the graph of the function for the interval .
Let’s first analyze the function .
Key Features of :
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Asymptotes:
- There is a vertical asymptote at , because is undefined at .
- The horizontal asymptote is , because as or , the term approaches 0, leaving .
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Behavior in Intervals:
- For (positive values of ), is positive, and the graph is above .
- For (negative values of ), is negative, and the graph will be below .
-
Near the Vertical Asymptote ( ):
- As (from the right), .
- As (from the left), .
Now, let's compare this with the given graphs:
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Graph A: This graph shows a function that passes through the origin and resembles an -shaped curve. This doesn't match the behavior of since has an asymptote at , and the curve should not pass through the origin.
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Graph B: This graph shows a parabolic shape, which suggests the graph of a quadratic function. This doesn't match , which has asymptotic behavior.
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Graph C: This graph shows a hyperbolic shape with a vertical asymptote at and a horizontal asymptote at . This is consistent with the behavior of , making it the correct choice.
Conclusion:
Graph C best represents the graph of for the interval .
Would you like more details, or do you have any other questions?
Here are 5 related questions to explore further:
- What happens to the function as ?
- How do horizontal and vertical asymptotes affect the graph of a function?
- What is the domain and range of ?
- How would the graph change if the function was ?
- What is the behavior of the function around without any vertical shift?
Tip: Always check for asymptotes when dealing with rational functions, as they provide essential information about the graph's behavior.
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Math Problem Analysis
Mathematical Concepts
Rational Functions
Asymptotes
Graph Analysis
Formulas
f(x) = \frac{1}{x} - 1
Theorems
Behavior of Rational Functions Near Asymptotes
Suitable Grade Level
Grades 10-12