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Mathematics 17 Online
OpenStudy (anonymous):

s

OpenStudy (anonymous):

@jdoe0001 do you think this looks right?

OpenStudy (anonymous):

or @jim_thompson5910 ?

jimthompson5910 (jim_thompson5910):

In terms of dollars, what is the first term?

jimthompson5910 (jim_thompson5910):

In other words, how many dollars do you have on the first day?

jimthompson5910 (jim_thompson5910):

What is the common ratio?

jimthompson5910 (jim_thompson5910):

actually just 2

jimthompson5910 (jim_thompson5910):

since it's doubling each day

OpenStudy (anonymous):

Ahh whoops.

jimthompson5910 (jim_thompson5910):

a = 0.01 r = 2 which means \[\Large \sum_{n=1}^{30} a(r)^{n-1}\] turns into \[\Large \sum_{n=1}^{30} 0.01(2)^{n-1}\]

OpenStudy (anonymous):

Thanks a bunch! I wasn't too sure on this. Appreciate the help. :)

jimthompson5910 (jim_thompson5910):

np

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