a) Is the series sin(n) Σ is – 7n + 1 n³ + 3n² n=1 absolutely convergent or divergent? justify your answers.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
Section: Chapter Questions
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a) Is the series
sin(n)
Σ
is
n3 + 3n2 – 7n + 1
n=1
absolutely convergent or
divergent? justify your answers.
,4
b) Is the series >).
n* In n
is absolutely
nº – 2
n=1
convergent or divergent? justify your
answers.
Transcribed Image Text:a) Is the series sin(n) Σ is n3 + 3n2 – 7n + 1 n=1 absolutely convergent or divergent? justify your answers. ,4 b) Is the series >). n* In n is absolutely nº – 2 n=1 convergent or divergent? justify your answers.
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