20. lim cos x sin x x→/4

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter58: Achievement Review—section Five
Section: Chapter Questions
Problem 30AR: Determine dimension x to 3 decimal places.
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Evaluate the given limit, show work

20. lim cos x sin x
21
lim In y
Transcribed Image Text:20. lim cos x sin x 21 lim In y
Expert Solution
Step 1

(20). We need to evaluate the following limit :

limxπ4cos(x)sin(x)

 

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ISBN:
9781337798310
Author:
Peterson, John.
Publisher:
Cengage Learning,