Let f be a twice-differentiable function. Which of the following statements are individually sufficient to 4 is the location of the absolute conclude that x maximum of f on the interval [0, 10] ? I. f' (4) = 0 4 is the only critical point of f on the interval [0, 10], and f" (4) < 0. 4 is the only critical point of f on the interval [0, 10], and f (10) < f (0) < f (4). II. x = III. x A Il only В III only I and II only D Il and III only

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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Let f be a twice-differentiable function. Which of the
following statements are individually sufficient to
4 is the location of the absolute
conclude that x
maximum of f on the interval 0, 10|] ?
I. f' (4) = 0
II. x = 4 is the only critical point of f on the
interval (0, 10], and f" (4) < 0.
III. x = 4 is the only critical point of f on the
interval [0, 10], and f (10) < f (0) < f (4).
А
Il only
В
III only
C
I and II only
D
Il and III only
Transcribed Image Text:Let f be a twice-differentiable function. Which of the following statements are individually sufficient to 4 is the location of the absolute conclude that x maximum of f on the interval 0, 10|] ? I. f' (4) = 0 II. x = 4 is the only critical point of f on the interval (0, 10], and f" (4) < 0. III. x = 4 is the only critical point of f on the interval [0, 10], and f (10) < f (0) < f (4). А Il only В III only C I and II only D Il and III only
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