Question: Let (bn) = (1)^n + [(-1)^(n+1)]/n . Using the Divergence Criterion, show that the sequence (bn) diverges. [Hint: Find two subsequences of (bn) converging to

Let (bn) = (−1)^n + [(-1)^(n+1)]/n . Using the Divergence Criterion, show that the sequence (bn) diverges.
[Hint: Find two subsequences of (bn) converging to two different limits.]

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