2 nd a formula for the n" partial sum of the series 2 --+- 7 49 • +(-1)" – 1. 7n -1 + ... and use it to find the series' sum if the series converges. 343 e formula for the nn partial sum, s, of the series is he series is convergent, what is the series' sum? Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. The series is convergent, and the sum is (Type an integer or a simplified fraction.) B. The series diverges.

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter9: Sequences, Probability And Counting Theory
Section: Chapter Questions
Problem 23RE: Use the formula for the sum of the first ii terms of an arithmetic series to find the sum of the...
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2
2
Find a formula for the n" partial sum of the series 2-- +
2
+(-1)n-1.
7n-1
+...+
+ ... and use it to find the series' sum if the series converges.
7
49 343
The formula for the n"' partial sum, s, of the series is
If the series is convergent, what is the series' sum? Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
O A. The series is convergent, and the sum is | (Type an integer or a simplified fraction.)
O B. The series diverges.
Transcribed Image Text:2 2 Find a formula for the n" partial sum of the series 2-- + 2 +(-1)n-1. 7n-1 +...+ + ... and use it to find the series' sum if the series converges. 7 49 343 The formula for the n"' partial sum, s, of the series is If the series is convergent, what is the series' sum? Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The series is convergent, and the sum is | (Type an integer or a simplified fraction.) O B. The series diverges.
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