Find the exact sum of the series 1-(pi2/(42*2!))+(pi4/(44*4!))-(pi6/(46*6!))+(pi8/(48*8!))-(pi10/(410*10!))+...

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter9: Sequences, Probability And Counting Theory
Section9.4: Series And Their Notations
Problem 1SE: What is an nth partial sum?
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Find the exact sum of the series

1-(pi2/(42*2!))+(pi4/(44*4!))-(pi6/(46*6!))+(pi8/(48*8!))-(pi10/(410*10!))+...

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