Concept explainers
The statement which is true about the function f .
I. f is continuous at
II. f is differentiable at
III. f has a corner at
Answer to Problem 1QQ
The correct option is (D).
Explanation of Solution
Given information:
The function:
The options:
(A) I only
(B) II only
(C) III only
(D) I and III only
(E) I and II only
Calculation:
The function is
The graph of the given function is shown below:
From the above graph it is seen that at
Also, the left hand derivative of the function at
The graph shows that the function has a corner at
Thus, III is true.
Hence, the correct option is (D).
Chapter 3 Solutions
Calculus: Graphical, Numerical, Algebraic: Solutions Manual
Additional Math Textbook Solutions
Thomas' Calculus: Early Transcendentals (14th Edition)
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Calculus: Early Transcendentals (2nd Edition)
Precalculus (10th Edition)
University Calculus: Early Transcendentals (4th Edition)
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