If the nth partial sum of a series ^∞∑n=1 an is sn = 3 - n2^-n, find an and ^∞∑n=1 an
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Dhanalakshmi
May 2, 2019, 6:01am
#1
If the nth partial sum of a series ^∞∑n=1 an is sn = 3 - n2^-n, find an and ^∞∑n=1 an.