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Analyzing Extrema and Graphs in Calculus

Study Guide - Smart Notes

Tailored notes based on your materials, expanded with key definitions, examples, and context.

Q2. Does f(x) achieve a relative maximum when x = -4?

Background

Topic: Relative Extrema & Graph Analysis

This question tests your ability to identify relative maxima from a graph. A relative maximum occurs at a point where the function changes from increasing to decreasing.

Graph of f(x) with possible extrema

Key Terms:

  • Relative Maximum: A point where the function value is higher than at nearby points.

  • Critical Point: Where the derivative is zero or undefined.

Step-by-Step Guidance

  1. Examine the graph at . Look for a peak or turning point at this location.

  2. Check if the function increases before and decreases after . This would indicate a relative maximum.

  3. Observe the behavior of the curve near to see if it matches the definition of a relative maximum.

Try solving on your own before revealing the answer!

Final Answer: False

The graph does not show a peak at ; instead, it appears to be a local minimum or endpoint.

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