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Brennen Fisher

Brennen Fisher

Answered question

2022-05-29

Determine if n = 1 cos ( 1 n 2 ) converges using the p-series approach.

Answer & Explanation

Ronnie Glenn

Ronnie Glenn

Beginner2022-05-30Added 11 answers

Since lim n cos ( 1 n 2 ) = cos ( lim n 1 n 2 ) = cos ( 0 ) = 1 0, then the given series n = 1 cos ( 1 n 2 ) diverges.

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