Question

Determine whether the sequence converges or diverges. If it converges, find the limit. $a_n=\cos (n / 2)$

   Determine whether the sequence converges or diverges. If it converges, find the limit.
$a_n=\cos (n / 2)$

Calculus

James Stewart 7th Edition

Chapter 11, Problem 35

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The sequence given is \( a_n = \cos(n/2) \). This sequence is defined for each natural number \( n \). Show more…

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Determine whether the sequence converges or diverges. If it converges, find the limit. $a_n=\cos (n / 2)$

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