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1. The graph of f '(x) is continuous and increasing with an x-intercept at x = 4. Which of the following statements must be true? The graph of f is always concave down. The graph of f is always increasing. The graph of f has a relative minimum at x = 4. The graph of f has an inflection point at x = 4.

1. The graph of f '(x) is continuous and increasing with an x-intercept at x = 4. Which of the following statements must be true? The graph of f is always concave down. The graph of f is always increasing. The graph of f has a relative minimum at x = 4. The graph of f has an inflection point at x = 4.

Calculus: Early Transcendentals
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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I really don't understand what is being done here in step 2. 

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1. The graph of f '(x) is continuous and increasing with an x-intercept at x = 4. Which of the following statements must be true? The graph of f is always concave down. The graph of f is always increasing. The graph of f has a relative minimum at x = 4. The graph of f has an inflection point at x = 4.
Transcribed Image Text:1. The graph of f '(x) is continuous and increasing with an x-intercept at x = 4. Which of the following statements must be true? The graph of f is always concave down. The graph of f is always increasing. The graph of f has a relative minimum at x = 4. The graph of f has an inflection point at x = 4.
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