Determine whether the following series converges. 5( − 1)k + 1 k=1 k5

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Please answer the following question below thank you so so much!!
Let ak 20 represent the magnitude of the terms of the given series. Identify and describe ak.
Select the correct choice below and fill in any answer box in your choice.
A. ak =
OB. ak =
O c. ak =
is nondecreasing in magnitude for k greater than some index N.
and for any index N, there are some values of k> N for which ak+ 1 ≥ak and some values of k>N for which ak+1 ≤ak.
is nonincreasing in magnitude for k greater than some index N.
Transcribed Image Text:Let ak 20 represent the magnitude of the terms of the given series. Identify and describe ak. Select the correct choice below and fill in any answer box in your choice. A. ak = OB. ak = O c. ak = is nondecreasing in magnitude for k greater than some index N. and for any index N, there are some values of k> N for which ak+ 1 ≥ak and some values of k>N for which ak+1 ≤ak. is nonincreasing in magnitude for k greater than some index N.
Determine whether the following series converges.
5(−1)k+1
k=1
k5
Transcribed Image Text:Determine whether the following series converges. 5(−1)k+1 k=1 k5
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