iran-konkur 2016 Q113

iran-konkur · Other · konkur-riazi_1395_specialized Sequences and series, recurrence and convergence Multiple-choice on sequence properties
113. The sequence $\left\{\dfrac{n^2 + (-1)^n}{2n^2 + 2}\right\}$ is of what type?
(1) Divergent -- divergent (2) Non-increasing -- convergent (3) Decreasing -- convergent (4) Increasing -- divergent
\textbf{113.} The sequence $\left\{\dfrac{n^2 + (-1)^n}{2n^2 + 2}\right\}$ is of what type?

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(1) Divergent -- divergent \hfill (2) Non-increasing -- convergent \hfill (3) Decreasing -- convergent \hfill (4) Increasing -- divergent

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