Question: Use the definition e- N to show that the sequence cos(e) n Un = 5n + 1 n2 converges to 1/5 as n tends

Use the definition e- N to show that the sequence cos(e") n 

Use the definition e- N to show that the sequence cos(e") n Un = 5n + 1 n2 converges to 1/5 as n tends to oo.

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