1. **Problem Statement:** We are given a function $y = g(x)$ with information about its absolute and local extrema.
2. **Definitions:**
- An **absolute maximum** is the highest point on the entire graph.
- An **absolute minimum** is the lowest point on the entire graph.
- A **local maximum** is a point where the function value is higher than all nearby points.
- A **local minimum** is a point where the function value is lower than all nearby points.
3. **Given Data:**
- Absolute maximum at $x=4$
- Absolute minimum at $x=1$
4. **Local Extrema Analysis:**
- The graph has a local maximum between $x=1$ and $x=2$.
- There is a local minimum around $x=3$.
- There is a less tall local maximum at $x=4$ (which is also the absolute maximum).
5. **Summary of Extrema:**
- Absolute maximum: $x=4$
- Absolute minimum: $x=1$
- Local maxima: one between $x=1$ and $x=2$, and one at $x=4$
- Local minimum: around $x=3$
6. **Explanation:**
- The absolute maximum at $x=4$ means $g(4)$ is the highest value on the graph.
- The absolute minimum at $x=1$ means $g(1)$ is the lowest value on the graph.
- Local maxima and minima are points where the slope changes from positive to negative or vice versa, indicating peaks and valleys.
This analysis helps understand the behavior of $g(x)$ based on the graph description and extrema points.
Extrema Analysis
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