math132-spring2015.435011.Homework8.5 - Ke Xu Assignment...

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Ke Xumath132-spring2015Assignment Homework8.5 due 04/02/2015 at 09:00pm CDT1.(1 pt) For each sequence, find a formula for the generalterm,An. For example, answern2if given the sequence:{1,4,9,16,25,36,...}1.12,14,16,18,...2.316,425,536,649,...2.(1 pt) Find the limit of the sequencean=(cosn)3n.3.(1 pt) Determine whether the sequence is divergent or con-vergent. If it is convergent, evaluate its limit. If it diverges to in-finity, state your answer as ”INF” (without the quotation marks).If it diverges to negative infinity, state your answer as ”MINF”.If it diverges without being infinity or negative infinity, stateyour answer as ”DIV”.limnn2e-4n4.(1 pt) Find the limit of the sequence:an=1n2+7n+4
5.(1 pt) Determine whether the sequence is divergent or con-vergent. If it is convergent, evaluate its limit. If it diverges toinfinity, state your answer as INF. If it diverges to negative in-finity, state your answer as MINF. If it diverges without beinginfinity or negative infinity, state your answer as DIV.

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