Math Problem Statement

Use the given graph of the function on the interval [0,8] to answer the following questions.

  1. For what values of x does the function f have a local maximum on (0,8)? Answer (separate by commas): x =

  2. For what values of x does the function f have a local minimum on (0,8)? Answer (separate by commas): x =

  3. Find the absolute maximum for the function f on the interval [0,8]. Answer:

  4. Find the absolute minimum for the function f on the interval [0,8]. Answer:

Use the given graph of the function on the interval [0,8] to answer the following questions. 1. For what values of x does the function f have a local maximum on (0,8)? 2. For what values of x does the function f have a local minimum on (0,8)? 3. Find the absolute maximum for the function f on the interval [0,8]. 4. Find the absolute minimum for the function f on the interval [0,8].

Solution

To analyze the graph of the function, I will interpret the visual features (local maxima, minima, and absolute extrema) based on the given plot.


  1. Local Maxima:
    A local maximum occurs at a peak where the function transitions from increasing to decreasing. In this graph, this happens approximately at x ≈ 2 and x ≈ 6.

    Answer: x=2,6x = 2, 6

  2. Local Minima:
    A local minimum occurs at a trough where the function transitions from decreasing to increasing. This happens approximately at x ≈ 4.

    Answer: x=4x = 4

  3. Absolute Maximum:
    The absolute maximum is the highest point on the graph over the interval [0,8][0, 8]. Observing the graph, the highest point is at x ≈ 0, where the value of the function is approximately 1.

    Answer: f(0)=1f(0) = 1

  4. Absolute Minimum:
    The absolute minimum is the lowest point on the graph over the interval [0,8][0, 8]. Observing the graph, the lowest point occurs at x ≈ 5, where the value of the function is approximately 1-1.

    Answer: f(5)=1f(5) = -1


Would you like me to explain any of these steps in more detail?


Related Questions:

  1. What is the importance of critical points in finding local extrema?
  2. How can the derivative test confirm whether points are maxima or minima?
  3. Can you describe how to determine if extrema are absolute using endpoints?
  4. How do absolute extrema relate to the domain of a function?
  5. Why is it essential to include endpoints when finding absolute extrema on a closed interval?

Tip:

When analyzing graphs for extrema, always check transitions in slope direction (increasing to decreasing for maxima, and vice versa for minima) and evaluate endpoints for absolute extrema.

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Math Problem Analysis

Mathematical Concepts

Graph Analysis
Local Extrema
Absolute Extrema
Critical Points

Formulas

Local Maximum: Point where derivative changes from positive to negative
Local Minimum: Point where derivative changes from negative to positive
Absolute Maximum: Highest value of the function on a closed interval
Absolute Minimum: Lowest value of the function on a closed interval

Theorems

First Derivative Test
Extreme Value Theorem

Suitable Grade Level

Grades 9-12