20. Which of the following statements are FALSE? dy 2л -5 I If y = In (7 - 5x), then de 7 - 5x 3e3x If y=ln(e* +1), then dy de e3x +1 II %3D If y = e cos.x, then dy = -2e sin x. dx III A I and II В I and III II and III D I, II and III

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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Question 20 *
20.
Which of the following statements are FALSE?
dy
2л -5
If y = In(7 - 5x), then
de
I
- 5x
3e3x
If y=ln(e* +1), then
II
de
+1
If y = e cosx, then
dy
-= -2esin x.
de
III
A
I and II
B
I and III
II and III
D
I, II and III
O A
В
Transcribed Image Text:Question 20 * 20. Which of the following statements are FALSE? dy 2л -5 If y = In(7 - 5x), then de I - 5x 3e3x If y=ln(e* +1), then II de +1 If y = e cosx, then dy -= -2esin x. de III A I and II B I and III II and III D I, II and III O A В
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