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Sequence Proof

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Please see the attached file for the full problem description.

Given Sn and S∈ (0,∞).
If Sn →S, prove ∃α>0, ∃N∈N s.t. ∀n ≥ N, an>α.

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A sequence proof is provided. The proof is concise.

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Given Sn and S in (0,infinity). If Sn approaches ...

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