Which of the following is not true? ... (a) If f'(x) is > 0 on an interval, then f is increasing on that interval. (b) If f'(x) is <0 on an open interval, thenf is a point of inflection. (c) If f'(x) is = 0 on an open interval, then f maybe a critical point. (d) If f'(x)is <0 on an open interval, then f is decreasing on that interval. A) d (B a b D.

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter6: Vector Spaces
Section6.5: The Kernel And Range Of A Linear Transformation
Problem 30EQ
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Question 14
Which of the following is not true?
...
(a) If f'(x) is > 0 on an interval, then f is increasing on that interval.
(b) If f'(x) is <0 on an open interval, then f is a point of inflection.
(c) If f'(x) is = 0 on an open interval, themf maybe a critical point.
(d) If f'(x)is < 0 on an open interval, then f is decreasing on that interval.
(А) d
(в) а
с) с
(D b
Transcribed Image Text:Question 14 Which of the following is not true? ... (a) If f'(x) is > 0 on an interval, then f is increasing on that interval. (b) If f'(x) is <0 on an open interval, then f is a point of inflection. (c) If f'(x) is = 0 on an open interval, themf maybe a critical point. (d) If f'(x)is < 0 on an open interval, then f is decreasing on that interval. (А) d (в) а с) с (D b
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