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anonymous
 3 years ago
Does the series cos n /(n^3) converge or diverge?
anonymous
 3 years ago
Does the series cos n /(n^3) converge or diverge?

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anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0what test would you use to prove it?

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0I am assuming it is from 1 to infinity

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0Yes, it would be converge

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0yep! I just don't know how to prove it with a test

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0start with just 1/n^3

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0could you use the comparison test?

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0yes, 1/n^3 always converge

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0It does not require a paragraph of an explanation, you could either use the link I showed you for an example as they do some hardcore calculating or you can follow what modphysnoob is doing.
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