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c an sin d an = n (1 +(-1)")

c an sin d an = n (1 +(-1)")

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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#3. C and D. Thanks. 

3. For each of the following sequences, find the limit points. For each limit point find a subse- quence that converges to it. (-1)" n+3 a an b a, = (-1)" + „ti с а, sin =n (1 + (-1)")
Transcribed Image Text:3. For each of the following sequences, find the limit points. For each limit point find a subse- quence that converges to it. (-1)" n+3 a an b a, = (-1)" + „ti с а, sin =n (1 + (-1)")
Expert Solution
Part (c)

 

As given by the question

There are given that the sequences:

an=sinnπ4

Now,

From the properties of the sinusoidal:

sinnπ4⩽1

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