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Mathematics 10 Online
OpenStudy (anonymous):

another question will medal

OpenStudy (anonymous):

OpenStudy (danjs):

it converges

OpenStudy (danjs):

1/ 4 + 1/16 + ....

OpenStudy (anonymous):

another question (2)

OpenStudy (danjs):

diverges

OpenStudy (danjs):

infinity

OpenStudy (danjs):

are you doing the sequences and series from calc 2 course? all the various tests?

OpenStudy (anonymous):

what? @DanJS

OpenStudy (danjs):

what course are you taking?

OpenStudy (danjs):

depends on how to answer it

OpenStudy (anonymous):

algebra 2

OpenStudy (anonymous):

@DanJS

OpenStudy (danjs):

oh ok

OpenStudy (anonymous):

yeah, so how would i answer them? @DanJS

OpenStudy (danjs):

I'm not to sure without using series tests, like the ratio test and so on, I would just put in a few entries for n=1,2,3,4 and see what each is approaching

OpenStudy (danjs):

obviously if you have a^n in the numerator, the series will go to infinity as n becomes large

OpenStudy (anonymous):

okay

OpenStudy (danjs):

The first would be 1/4 + 1/16 + 1/64 + 1/256 + 1/1024 ....1/n each term adds a smaller and smaller amount, the series converges to a number when n goes off to adding infinite many terms. like the 100th term would be 1/4^100 which is like 0.0000000000000000000000000000000004 something

OpenStudy (danjs):

add up like the first 5 or 6 terms and see what you get, after that each term impacts the sum less and less exponentially.

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