(a) n=1∑∞n4(−1)n Absolutely convergent (b) n=1∑∞3n(−1)n+1 Conditionally convergent (c) n=1∑∞(−1)n5+nn Divergent (
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(a) n=1∑∞n4(−1)n Absolutely convergent (b) n=1∑∞3n(−1)n+1 Conditionally convergent (c) n=1∑∞(−1)n5+nn Divergent (
(a) n=1∑∞n4(−1)n Absolutely convergent (b) n=1∑∞3n(−1)n+1 Conditionally convergent (c) n=1∑∞(−1)n5+nn Divergent (d) (⋆)n=1∑∞(−1)n−1n2+1n Conditionally convergent (e) n=1∑∞n3(−1)ne1/n Absolutely convergent (f) n=1∑∞4nsin4n Absolutely convergent (g) n=2∑∞lnn(−1)n Conditionally convergent (h) n=2∑∞nlnn(−1)n
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