# 3 If Ian #W If Ian

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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Hello, I need help solving these two math problems.

# 3 If an
If Ian <x,
n=1
#i
2
If I an 200
NEI
2
then is I am
n=i
then
is
<∞ ?
Ian Lo
ni
2
P
Transcribed Image Text:# 3 If an If Ian <x, n=1 #i 2 If I an 200 NEI 2 then is I am n=i then is <∞ ? Ian Lo ni 2 P
Expert Solution
Step 1

3) It is given that,  n=1an is convergent. We have to determine that whether n=1an2 is convergent or not.

4) It is given that,  n=1an2 is convergent. We have to determine that whether n=1an is convergent or not.

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