(3) Find a formula for the nth partial sum of the series Σ (008 (2+1) - 006 ¹ (1+2)) COS COS n=1 If a series converges, find its sum.

Calculus: Early Transcendentals
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Author:James Stewart
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Chapter1: Functions And Models
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Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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(3) Find a formula for the nth partial sum of the series
1
(-(+)--(++))
COS
n+1
Σ
n=1
If a series converges, find its sum.
COS
(4) Find the value of b for which
1
1+eb +eb +eb +... = 9.
72))
n+2
Transcribed Image Text:(3) Find a formula for the nth partial sum of the series 1 (-(+)--(++)) COS n+1 Σ n=1 If a series converges, find its sum. COS (4) Find the value of b for which 1 1+eb +eb +eb +... = 9. 72)) n+2
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