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(a) Determine all nonnegative integers  such that it is possible for an infinite arithmetic sequence to contain exactly  terms that are integers. Prove your answer.

(b) Determine all nonnegative integers  such that it is possible for an infinite geometric sequence to contain exactly  terms that are integers. Prove your answer.

 

Please give a full solution, thanks!

 

Thanks, for trying to help, finished myself :)

 Sep 6, 2018
edited by Guest  Sep 6, 2018
edited by Guest  Sep 6, 2018
edited by Guest  Sep 6, 2018
edited by Guest  Sep 9, 2018
 #1
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"Exactly  ?    terms"!! How many terms?

 Sep 6, 2018

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