Math Problem Statement
Solution
Let's analyze the image and the questions asked in the problem.
We are working with the graph of a function , and the question seems to involve finding limits and the value of the function at .
The tasks ask you to:
- Determine the left-hand limit from the graph.
- Determine the right-hand limit from the graph.
- Determine whether exists.
- Find , the actual value of the function at , if it exists.
- Make a conclusion about the continuity of at .
Analyzing the graph at :
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Left-hand limit : As approaches -6 from the left, the function approaches 3.
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Right-hand limit : As approaches -6 from the right, the function also approaches 3.
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Overall limit : Since both the left-hand and right-hand limits are equal, the limit at exists and is equal to 3.
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Function value : According to the graph, at , there is a solid point at 5, meaning .
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Conclusion: The function is not continuous at because .
Filling in the answers:
- Left-hand limit:
- Right-hand limit:
- Limit:
- The function is discontinuous at because .
Would you like more details on limits and continuity or have any questions?
5 Related Questions:
- What is the general definition of a limit of a function?
- How do you determine if a function is continuous at a specific point?
- What is the difference between one-sided limits and two-sided limits?
- Can a function have a limit but still be discontinuous at a point? Why?
- What are some common types of discontinuities in functions?
Tip:
When analyzing a graph for limits, always check for different behaviors on the left and right side of the point of interest.
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Math Problem Analysis
Mathematical Concepts
Limits
Continuity
Formulas
Left-hand limit: \lim_{x \to a^-} f(x)
Right-hand limit: \lim_{x \to a^+} f(x)
Two-sided limit: \lim_{x \to a} f(x)
Definition of continuity: \lim_{x \to a} f(x) = f(a)
Theorems
Limit definition: The value that f(x) approaches as x approaches a point.
Continuity theorem: A function is continuous at x = a if the left-hand limit, right-hand limit, and f(a) are equal.
Suitable Grade Level
Grades 11-12