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Zarkon, another series question.. sorry, im blanking out right now.
 2 years ago
 2 years ago
Zarkon, another series question.. sorry, im blanking out right now.
 2 years ago
 2 years ago

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bahrom7893Best ResponseYou've already chosen the best response.1
Show that if Sum(a_n) diverges, and k does not equal 0, then Sum(k*a_n) diverges
 2 years ago

bahrom7893Best ResponseYou've already chosen the best response.1
i mean this is common sense, constant*infinity = infinity..
 2 years ago

ZarkonBest ResponseYou've already chosen the best response.3
diverges doesn't necessarily mean infinity.
 2 years ago

ZarkonBest ResponseYou've already chosen the best response.3
show the contrapositive if Sum(k*a_n) converges then Sum(a_n) converges.
 2 years ago

ZarkonBest ResponseYou've already chosen the best response.3
Sum(k*a_n) converges so s=Sum(k*a_n) =ksum(a_n) k not zero then sum(a_n)=s/k
 2 years ago
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