Math Problem Statement
Solution
To analyze this question, let’s examine the graph of :
The graph shows:
- A peak around , indicating a local maximum where the derivative .
- A valley around , indicating a local minimum where .
- Another point where the curve flattens around , but it’s neither a maximum nor a minimum, suggesting it’s an inflection point where .
Option Analysis
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Option 1: "The derivative is zero at two values of , one is a local maximum while the other is a local minimum."
- This is correct because at , there's a local maximum, and at , there's a local minimum.
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Option 2: "The derivative is zero only at one value of where it is a local minimum."
- This is incorrect as the derivative is zero at more than one point.
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Option 3: "The derivative is zero at two values of , one is a local maximum on the interval while the other is neither a local maximum nor a minimum."
- This is incorrect since one of the points where the derivative is zero is indeed a local minimum.
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Option 4: "The derivative is zero at two values of , one is a local minimum on the interval while the other is neither a local maximum nor a minimum."
- This option is incorrect because one point is a local maximum.
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Option 5: "The derivative is zero at two values of , both being local maxima."
- This is incorrect as one is a local maximum and the other is a local minimum.
Conclusion
The correct answer is Option 1: "The derivative is zero at two values of , one is a local maximum while the other is a local minimum."
Would you like further details on this? Here are some related questions that might help deepen your understanding:
- What defines a critical point, and how does it differ from an inflection point?
- How do we determine whether a point is a local maximum, minimum, or neither?
- What are the implications of a zero derivative in a function's graph?
- How can we identify inflection points in a function?
- Why might the second derivative test be useful for confirming maxima and minima?
Tip: To confirm whether a point is a maximum, minimum, or inflection point, consider using both the first and second derivative tests.
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Math Problem Analysis
Mathematical Concepts
Calculus
Critical Points
Local Maximum
Local Minimum
Inflection Point
Formulas
Derivative f'(x)
Theorems
First Derivative Test
Suitable Grade Level
Grades 11-12 or College Level